65741740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 142297344

約数和(自身を除く): 76555604

約数列:

[1, 2, 4, 5, 10, 20, 67, 71, 134, 142, 268, 284, 335, 355, 670, 691, 710, 1340, 1382, 1420, 2764, 3455, 4757, 6910, 9514, 13820, 19028, 23785, 46297, 47570, 49061, 92594, 95140, 98122, 185188, 196244, 231485, 245305, 462970, 490610, 925940, 981220, 3287087, 6574174, 13148348, 16435435, 32870870, 65741740]

約数ペア:

[(1, 65741740), (2, 32870870), (4, 16435435), (5, 13148348), (10, 6574174), (20, 3287087), (67, 981220), (71, 925940), (134, 490610), (142, 462970), (268, 245305), (284, 231485), (335, 196244), (355, 185188), (670, 98122), (691, 95140), (710, 92594), (1340, 49061), (1382, 47570), (1420, 46297), (2764, 23785), (3455, 19028), (4757, 13820), (6910, 9514)]