53476640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 155131200

約数和(自身を除く): 101654560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 359, 380, 392, 490, 532, 560, 608, 665, 718, 760, 784, 931, 980, 1064, 1120, 1330, 1436, 1520, 1568, 1795, 1862, 1960, 2128, 2513, 2660, 2872, 3040, 3590, 3724, 3920, 4256, 4655, 5026, 5320, 5744, 6821, 7180, 7448, 7840, 9310, 10052, 10640, 11488, 12565, 13642, 14360, 14896, 17591, 18620, 20104, 21280, 25130, 27284, 28720, 29792, 34105, 35182, 37240, 40208, 47747, 50260, 54568, 57440, 68210, 70364, 74480, 80416, 87955, 95494, 100520, 109136, 136420, 140728, 148960, 175910, 190988, 201040, 218272, 238735, 272840, 281456, 334229, 351820, 381976, 402080, 477470, 545680, 562912, 668458, 703640, 763952, 954940, 1091360, 1336916, 1407280, 1527904, 1671145, 1909880, 2673832, 2814560, 3342290, 3819760, 5347664, 6684580, 7639520, 10695328, 13369160, 26738320, 53476640]

約数ペア:

[(1, 53476640), (2, 26738320), (4, 13369160), (5, 10695328), (7, 7639520), (8, 6684580), (10, 5347664), (14, 3819760), (16, 3342290), (19, 2814560), (20, 2673832), (28, 1909880), (32, 1671145), (35, 1527904), (38, 1407280), (40, 1336916), (49, 1091360), (56, 954940), (70, 763952), (76, 703640), (80, 668458), (95, 562912), (98, 545680), (112, 477470), (133, 402080), (140, 381976), (152, 351820), (160, 334229), (190, 281456), (196, 272840), (224, 238735), (245, 218272), (266, 201040), (280, 190988), (304, 175910), (359, 148960), (380, 140728), (392, 136420), (490, 109136), (532, 100520), (560, 95494), (608, 87955), (665, 80416), (718, 74480), (760, 70364), (784, 68210), (931, 57440), (980, 54568), (1064, 50260), (1120, 47747), (1330, 40208), (1436, 37240), (1520, 35182), (1568, 34105), (1795, 29792), (1862, 28720), (1960, 27284), (2128, 25130), (2513, 21280), (2660, 20104), (2872, 18620), (3040, 17591), (3590, 14896), (3724, 14360), (3920, 13642), (4256, 12565), (4655, 11488), (5026, 10640), (5320, 10052), (5744, 9310), (6821, 7840), (7180, 7448)]