72649761080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1\times {\mathrm{2801}}^1$

素因数の和:4465

約数の個数: 128

約数和(自身を含む): 181892390400

約数和(自身を除く): 109242629320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1609, 1612, 2015, 2801, 3218, 3224, 4030, 5602, 6436, 8045, 8060, 11204, 12872, 14005, 16090, 16120, 20917, 22408, 28010, 32180, 36413, 41834, 49879, 56020, 64360, 72826, 83668, 86831, 99758, 104585, 112040, 145652, 167336, 173662, 182065, 199516, 209170, 249395, 291304, 347324, 364130, 399032, 418340, 434155, 498790, 648427, 694648, 728260, 836680, 868310, 997580, 1128803, 1296854, 1456520, 1736620, 1995160, 2257606, 2593708, 3242135, 3473240, 4506809, 4515212, 5187416, 5644015, 6484270, 9013618, 9030424, 11288030, 12968540, 18027236, 22534045, 22576060, 25937080, 36054472, 45068090, 45152120, 58588517, 90136180, 117177034, 139711079, 180272360, 234354068, 279422158, 292942585, 468708136, 558844316, 585885170, 698555395, 1117688632, 1171770340, 1397110790, 1816244027, 2343540680, 2794221580, 3632488054, 5588443160, 7264976108, 9081220135, 14529952216, 18162440270, 36324880540, 72649761080]

約数ペア:

[(1, 72649761080), (2, 36324880540), (4, 18162440270), (5, 14529952216), (8, 9081220135), (10, 7264976108), (13, 5588443160), (20, 3632488054), (26, 2794221580), (31, 2343540680), (40, 1816244027), (52, 1397110790), (62, 1171770340), (65, 1117688632), (104, 698555395), (124, 585885170), (130, 558844316), (155, 468708136), (248, 292942585), (260, 279422158), (310, 234354068), (403, 180272360), (520, 139711079), (620, 117177034), (806, 90136180), (1240, 58588517), (1609, 45152120), (1612, 45068090), (2015, 36054472), (2801, 25937080), (3218, 22576060), (3224, 22534045), (4030, 18027236), (5602, 12968540), (6436, 11288030), (8045, 9030424), (8060, 9013618), (11204, 6484270), (12872, 5644015), (14005, 5187416), (16090, 4515212), (16120, 4506809), (20917, 3473240), (22408, 3242135), (28010, 2593708), (32180, 2257606), (36413, 1995160), (41834, 1736620), (49879, 1456520), (56020, 1296854), (64360, 1128803), (72826, 997580), (83668, 868310), (86831, 836680), (99758, 728260), (104585, 694648), (112040, 648427), (145652, 498790), (167336, 434155), (173662, 418340), (182065, 399032), (199516, 364130), (209170, 347324), (249395, 291304)]