6413557840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1\times {\mathrm{2417}}^1$

素因数の和:3280

約数の個数: 80

約数和(自身を含む): 15300426960

約数和(自身を除く): 8886869120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 809, 820, 1618, 1640, 2417, 3236, 3280, 4045, 4834, 6472, 8090, 9668, 12085, 12944, 16180, 19336, 24170, 32360, 33169, 38672, 48340, 64720, 66338, 96680, 99097, 132676, 165845, 193360, 198194, 265352, 331690, 396388, 495485, 530704, 663380, 792776, 990970, 1326760, 1585552, 1955353, 1981940, 2653520, 3910706, 3963880, 7821412, 7927760, 9776765, 15642824, 19553530, 31285648, 39107060, 78214120, 80169473, 156428240, 160338946, 320677892, 400847365, 641355784, 801694730, 1282711568, 1603389460, 3206778920, 6413557840]

約数ペア:

[(1, 6413557840), (2, 3206778920), (4, 1603389460), (5, 1282711568), (8, 801694730), (10, 641355784), (16, 400847365), (20, 320677892), (40, 160338946), (41, 156428240), (80, 80169473), (82, 78214120), (164, 39107060), (205, 31285648), (328, 19553530), (410, 15642824), (656, 9776765), (809, 7927760), (820, 7821412), (1618, 3963880), (1640, 3910706), (2417, 2653520), (3236, 1981940), (3280, 1955353), (4045, 1585552), (4834, 1326760), (6472, 990970), (8090, 792776), (9668, 663380), (12085, 530704), (12944, 495485), (16180, 396388), (19336, 331690), (24170, 265352), (32360, 198194), (33169, 193360), (38672, 165845), (48340, 132676), (64720, 99097), (66338, 96680)]