64189180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10061}}^1$

素因数の和:10110

約数の個数: 48

約数和(自身を含む): 152137440

約数和(自身を除く): 87948260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 10061, 20122, 40244, 50305, 100610, 110671, 201220, 221342, 291769, 442684, 553355, 583538, 1106710, 1167076, 1458845, 2213420, 2917690, 3209459, 5835380, 6418918, 12837836, 16047295, 32094590, 64189180]

約数ペア:

[(1, 64189180), (2, 32094590), (4, 16047295), (5, 12837836), (10, 6418918), (11, 5835380), (20, 3209459), (22, 2917690), (29, 2213420), (44, 1458845), (55, 1167076), (58, 1106710), (110, 583538), (116, 553355), (145, 442684), (220, 291769), (290, 221342), (319, 201220), (580, 110671), (638, 100610), (1276, 50305), (1595, 40244), (3190, 20122), (6380, 10061)]