8045131640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{315743}}^1$

素因数の和:315781

約数の個数: 96

約数和(自身を含む): 22676734080

約数和(自身を除く): 14631602440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3640, 5096, 6370, 12740, 25480, 315743, 631486, 1262972, 1578715, 2210201, 2525944, 3157430, 4104659, 4420402, 6314860, 8209318, 8840804, 11051005, 12629720, 15471407, 16418636, 17681608, 20523295, 22102010, 28732613, 30942814, 32837272, 41046590, 44204020, 57465226, 61885628, 77357035, 82093180, 88408040, 114930452, 123771256, 143663065, 154714070, 164186360, 201128291, 229860904, 287326130, 309428140, 402256582, 574652260, 618856280, 804513164, 1005641455, 1149304520, 1609026328, 2011282910, 4022565820, 8045131640]

約数ペア:

[(1, 8045131640), (2, 4022565820), (4, 2011282910), (5, 1609026328), (7, 1149304520), (8, 1005641455), (10, 804513164), (13, 618856280), (14, 574652260), (20, 402256582), (26, 309428140), (28, 287326130), (35, 229860904), (40, 201128291), (49, 164186360), (52, 154714070), (56, 143663065), (65, 123771256), (70, 114930452), (91, 88408040), (98, 82093180), (104, 77357035), (130, 61885628), (140, 57465226), (182, 44204020), (196, 41046590), (245, 32837272), (260, 30942814), (280, 28732613), (364, 22102010), (392, 20523295), (455, 17681608), (490, 16418636), (520, 15471407), (637, 12629720), (728, 11051005), (910, 8840804), (980, 8209318), (1274, 6314860), (1820, 4420402), (1960, 4104659), (2548, 3157430), (3185, 2525944), (3640, 2210201), (5096, 1578715), (6370, 1262972), (12740, 631486), (25480, 315743)]