52721080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 134991360

約数和(自身を除く): 82270280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 41, 61, 62, 68, 82, 85, 122, 124, 136, 155, 164, 170, 205, 244, 248, 305, 310, 328, 340, 410, 488, 527, 610, 620, 680, 697, 820, 1037, 1054, 1220, 1240, 1271, 1394, 1640, 1891, 2074, 2108, 2440, 2501, 2542, 2635, 2788, 3485, 3782, 4148, 4216, 5002, 5084, 5185, 5270, 5576, 6355, 6970, 7564, 8296, 9455, 10004, 10168, 10370, 10540, 12505, 12710, 13940, 15128, 18910, 20008, 20740, 21080, 21607, 25010, 25420, 27880, 32147, 37820, 41480, 42517, 43214, 50020, 50840, 64294, 75640, 77531, 85034, 86428, 100040, 108035, 128588, 155062, 160735, 170068, 172856, 212585, 216070, 257176, 310124, 321470, 340136, 387655, 425170, 432140, 620248, 642940, 775310, 850340, 864280, 1285880, 1318027, 1550620, 1700680, 2636054, 3101240, 5272108, 6590135, 10544216, 13180270, 26360540, 52721080]

約数ペア:

[(1, 52721080), (2, 26360540), (4, 13180270), (5, 10544216), (8, 6590135), (10, 5272108), (17, 3101240), (20, 2636054), (31, 1700680), (34, 1550620), (40, 1318027), (41, 1285880), (61, 864280), (62, 850340), (68, 775310), (82, 642940), (85, 620248), (122, 432140), (124, 425170), (136, 387655), (155, 340136), (164, 321470), (170, 310124), (205, 257176), (244, 216070), (248, 212585), (305, 172856), (310, 170068), (328, 160735), (340, 155062), (410, 128588), (488, 108035), (527, 100040), (610, 86428), (620, 85034), (680, 77531), (697, 75640), (820, 64294), (1037, 50840), (1054, 50020), (1220, 43214), (1240, 42517), (1271, 41480), (1394, 37820), (1640, 32147), (1891, 27880), (2074, 25420), (2108, 25010), (2440, 21607), (2501, 21080), (2542, 20740), (2635, 20008), (2788, 18910), (3485, 15128), (3782, 13940), (4148, 12710), (4216, 12505), (5002, 10540), (5084, 10370), (5185, 10168), (5270, 10004), (5576, 9455), (6355, 8296), (6970, 7564)]