633207640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{32911}}^1$

素因数の和:32972

約数の個数: 64

約数和(自身を含む): 1575826560

約数和(自身を除く): 942618920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3848, 4810, 9620, 19240, 32911, 65822, 131644, 164555, 263288, 329110, 427843, 658220, 855686, 1217707, 1316440, 1711372, 2139215, 2435414, 3422744, 4278430, 4870828, 6088535, 8556860, 9741656, 12177070, 15830191, 17113720, 24354140, 31660382, 48708280, 63320764, 79150955, 126641528, 158301910, 316603820, 633207640]

約数ペア:

[(1, 633207640), (2, 316603820), (4, 158301910), (5, 126641528), (8, 79150955), (10, 63320764), (13, 48708280), (20, 31660382), (26, 24354140), (37, 17113720), (40, 15830191), (52, 12177070), (65, 9741656), (74, 8556860), (104, 6088535), (130, 4870828), (148, 4278430), (185, 3422744), (260, 2435414), (296, 2139215), (370, 1711372), (481, 1316440), (520, 1217707), (740, 855686), (962, 658220), (1480, 427843), (1924, 329110), (2405, 263288), (3848, 164555), (4810, 131644), (9620, 65822), (19240, 32911)]