1611227020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:620

約数の個数: 144

約数和(自身を含む): 3972796128

約数和(自身を除く): 2361569108

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 41, 52, 65, 68, 82, 85, 130, 164, 170, 205, 221, 260, 289, 340, 410, 442, 523, 533, 578, 697, 820, 884, 1046, 1066, 1105, 1156, 1394, 1445, 2092, 2132, 2210, 2615, 2665, 2788, 2890, 3485, 3757, 4420, 5230, 5330, 5780, 6799, 6970, 7514, 8891, 9061, 10460, 10660, 11849, 13598, 13940, 15028, 17782, 18122, 18785, 21443, 23698, 27196, 33995, 35564, 36244, 37570, 42886, 44455, 45305, 47396, 59245, 67990, 75140, 85772, 88910, 90610, 107215, 115583, 118490, 135980, 151147, 154037, 177820, 181220, 214430, 231166, 236980, 278759, 302294, 308074, 364531, 428860, 462332, 557518, 577915, 604588, 616148, 729062, 755735, 770185, 1115036, 1155830, 1393795, 1458124, 1511470, 1540370, 1822655, 1964911, 2311660, 2787590, 3022940, 3080740, 3645310, 3929822, 4738903, 5575180, 6197027, 7290620, 7859644, 9477806, 9824555, 12394054, 18955612, 19649110, 23694515, 24788108, 30985135, 39298220, 47389030, 61970270, 80561351, 94778060, 123940540, 161122702, 322245404, 402806755, 805613510, 1611227020]

約数ペア:

[(1, 1611227020), (2, 805613510), (4, 402806755), (5, 322245404), (10, 161122702), (13, 123940540), (17, 94778060), (20, 80561351), (26, 61970270), (34, 47389030), (41, 39298220), (52, 30985135), (65, 24788108), (68, 23694515), (82, 19649110), (85, 18955612), (130, 12394054), (164, 9824555), (170, 9477806), (205, 7859644), (221, 7290620), (260, 6197027), (289, 5575180), (340, 4738903), (410, 3929822), (442, 3645310), (523, 3080740), (533, 3022940), (578, 2787590), (697, 2311660), (820, 1964911), (884, 1822655), (1046, 1540370), (1066, 1511470), (1105, 1458124), (1156, 1393795), (1394, 1155830), (1445, 1115036), (2092, 770185), (2132, 755735), (2210, 729062), (2615, 616148), (2665, 604588), (2788, 577915), (2890, 557518), (3485, 462332), (3757, 428860), (4420, 364531), (5230, 308074), (5330, 302294), (5780, 278759), (6799, 236980), (6970, 231166), (7514, 214430), (8891, 181220), (9061, 177820), (10460, 154037), (10660, 151147), (11849, 135980), (13598, 118490), (13940, 115583), (15028, 107215), (17782, 90610), (18122, 88910), (18785, 85772), (21443, 75140), (23698, 67990), (27196, 59245), (33995, 47396), (35564, 45305), (36244, 44455), (37570, 42886)]