495850331380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{3989}}^1$

素因数の和:4454

約数の個数: 144

約数和(自身を含む): 1126888358400

約数和(自身を除く): 631038027020

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 379, 460, 529, 620, 713, 758, 1058, 1426, 1516, 1895, 2116, 2645, 2852, 3565, 3790, 3989, 5290, 7130, 7580, 7978, 8717, 10580, 11749, 14260, 15956, 16399, 17434, 19945, 23498, 32798, 34868, 39890, 43585, 46996, 58745, 65596, 79780, 81995, 87170, 91747, 117490, 123659, 163990, 174340, 183494, 200491, 234980, 247318, 270227, 327980, 366988, 400982, 458735, 494636, 540454, 618295, 801964, 917470, 1002455, 1080908, 1236590, 1351135, 1511831, 1834940, 2004910, 2110181, 2473180, 2702270, 2844157, 3023662, 4009820, 4220362, 5404540, 5688314, 6047324, 6215221, 7559155, 8440724, 10550905, 11376628, 12430442, 14220785, 15118310, 21101810, 24860884, 28441570, 30236620, 31076105, 34772113, 42203620, 46866761, 56883140, 62152210, 65415611, 69544226, 93733522, 124304420, 130831222, 139088452, 173860565, 187467044, 234333805, 261662444, 327078055, 347721130, 468667610, 654156110, 695442260, 799758599, 937335220, 1077935503, 1308312220, 1599517198, 2155871006, 3199034396, 3998792995, 4311742012, 5389677515, 7997585990, 10779355030, 15995171980, 21558710060, 24792516569, 49585033138, 99170066276, 123962582845, 247925165690, 495850331380]

約数ペア:

[(1, 495850331380), (2, 247925165690), (4, 123962582845), (5, 99170066276), (10, 49585033138), (20, 24792516569), (23, 21558710060), (31, 15995171980), (46, 10779355030), (62, 7997585990), (92, 5389677515), (115, 4311742012), (124, 3998792995), (155, 3199034396), (230, 2155871006), (310, 1599517198), (379, 1308312220), (460, 1077935503), (529, 937335220), (620, 799758599), (713, 695442260), (758, 654156110), (1058, 468667610), (1426, 347721130), (1516, 327078055), (1895, 261662444), (2116, 234333805), (2645, 187467044), (2852, 173860565), (3565, 139088452), (3790, 130831222), (3989, 124304420), (5290, 93733522), (7130, 69544226), (7580, 65415611), (7978, 62152210), (8717, 56883140), (10580, 46866761), (11749, 42203620), (14260, 34772113), (15956, 31076105), (16399, 30236620), (17434, 28441570), (19945, 24860884), (23498, 21101810), (32798, 15118310), (34868, 14220785), (39890, 12430442), (43585, 11376628), (46996, 10550905), (58745, 8440724), (65596, 7559155), (79780, 6215221), (81995, 6047324), (87170, 5688314), (91747, 5404540), (117490, 4220362), (123659, 4009820), (163990, 3023662), (174340, 2844157), (183494, 2702270), (200491, 2473180), (234980, 2110181), (247318, 2004910), (270227, 1834940), (327980, 1511831), (366988, 1351135), (400982, 1236590), (458735, 1080908), (494636, 1002455), (540454, 917470), (618295, 801964)]