53913640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6449}}^1$

素因数の和:6490

約数の個数: 64

約数和(自身を含む): 139320000

約数和(自身を除く): 85406360

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 6449, 8360, 12898, 25796, 32245, 51592, 64490, 70939, 122531, 128980, 141878, 245062, 257960, 283756, 354695, 490124, 567512, 612655, 709390, 980248, 1225310, 1347841, 1418780, 2450620, 2695682, 2837560, 4901240, 5391364, 6739205, 10782728, 13478410, 26956820, 53913640]

約数ペア:

[(1, 53913640), (2, 26956820), (4, 13478410), (5, 10782728), (8, 6739205), (10, 5391364), (11, 4901240), (19, 2837560), (20, 2695682), (22, 2450620), (38, 1418780), (40, 1347841), (44, 1225310), (55, 980248), (76, 709390), (88, 612655), (95, 567512), (110, 490124), (152, 354695), (190, 283756), (209, 257960), (220, 245062), (380, 141878), (418, 128980), (440, 122531), (760, 70939), (836, 64490), (1045, 51592), (1672, 32245), (2090, 25796), (4180, 12898), (6449, 8360)]