51466480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 160

約数和(自身を含む): 141740928

約数和(自身を除く): 90274448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 41, 52, 65, 68, 71, 80, 82, 85, 104, 130, 136, 142, 164, 170, 205, 208, 221, 260, 272, 284, 328, 340, 355, 410, 442, 520, 533, 568, 656, 680, 697, 710, 820, 884, 923, 1040, 1066, 1105, 1136, 1207, 1360, 1394, 1420, 1640, 1768, 1846, 2132, 2210, 2414, 2665, 2788, 2840, 2911, 3280, 3485, 3536, 3692, 4264, 4420, 4615, 4828, 5330, 5576, 5680, 5822, 6035, 6970, 7384, 8528, 8840, 9061, 9230, 9656, 10660, 11152, 11644, 12070, 13940, 14555, 14768, 15691, 17680, 18122, 18460, 19312, 21320, 23288, 24140, 27880, 29110, 31382, 36244, 36920, 37843, 42640, 45305, 46576, 48280, 49487, 55760, 58220, 62764, 72488, 73840, 75686, 78455, 90610, 96560, 98974, 116440, 125528, 144976, 151372, 156910, 181220, 189215, 197948, 232880, 247435, 251056, 302744, 313820, 362440, 378430, 395896, 494870, 605488, 627640, 643331, 724880, 756860, 791792, 989740, 1255280, 1286662, 1513720, 1979480, 2573324, 3027440, 3216655, 3958960, 5146648, 6433310, 10293296, 12866620, 25733240, 51466480]

約数ペア:

[(1, 51466480), (2, 25733240), (4, 12866620), (5, 10293296), (8, 6433310), (10, 5146648), (13, 3958960), (16, 3216655), (17, 3027440), (20, 2573324), (26, 1979480), (34, 1513720), (40, 1286662), (41, 1255280), (52, 989740), (65, 791792), (68, 756860), (71, 724880), (80, 643331), (82, 627640), (85, 605488), (104, 494870), (130, 395896), (136, 378430), (142, 362440), (164, 313820), (170, 302744), (205, 251056), (208, 247435), (221, 232880), (260, 197948), (272, 189215), (284, 181220), (328, 156910), (340, 151372), (355, 144976), (410, 125528), (442, 116440), (520, 98974), (533, 96560), (568, 90610), (656, 78455), (680, 75686), (697, 73840), (710, 72488), (820, 62764), (884, 58220), (923, 55760), (1040, 49487), (1066, 48280), (1105, 46576), (1136, 45305), (1207, 42640), (1360, 37843), (1394, 36920), (1420, 36244), (1640, 31382), (1768, 29110), (1846, 27880), (2132, 24140), (2210, 23288), (2414, 21320), (2665, 19312), (2788, 18460), (2840, 18122), (2911, 17680), (3280, 15691), (3485, 14768), (3536, 14555), (3692, 13940), (4264, 12070), (4420, 11644), (4615, 11152), (4828, 10660), (5330, 9656), (5576, 9230), (5680, 9061), (5822, 8840), (6035, 8528), (6970, 7384)]