42152500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1334

約数の個数: 60

約数和(自身を含む): 99346324

約数和(自身を除く): 57193824

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 1250, 1297, 1300, 1625, 2500, 2594, 3250, 5188, 6485, 6500, 8125, 12970, 16250, 16861, 25940, 32425, 32500, 33722, 64850, 67444, 84305, 129700, 162125, 168610, 324250, 337220, 421525, 648500, 810625, 843050, 1621250, 1686100, 2107625, 3242500, 4215250, 8430500, 10538125, 21076250, 42152500]

約数ペア:

[(1, 42152500), (2, 21076250), (4, 10538125), (5, 8430500), (10, 4215250), (13, 3242500), (20, 2107625), (25, 1686100), (26, 1621250), (50, 843050), (52, 810625), (65, 648500), (100, 421525), (125, 337220), (130, 324250), (250, 168610), (260, 162125), (325, 129700), (500, 84305), (625, 67444), (650, 64850), (1250, 33722), (1297, 32500), (1300, 32425), (1625, 25940), (2500, 16861), (2594, 16250), (3250, 12970), (5188, 8125), (6485, 6500)]