858456050

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1889}}^1$

素因数の和:2111

約数の個数: 48

約数和(自身を含む): 1634661000

約数和(自身を除く): 776204950

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 149, 298, 305, 610, 745, 1490, 1525, 1889, 3050, 3725, 3778, 7450, 9089, 9445, 18178, 18890, 45445, 47225, 90890, 94450, 115229, 227225, 230458, 281461, 454450, 562922, 576145, 1152290, 1407305, 2814610, 2880725, 5761450, 7036525, 14073050, 17169121, 34338242, 85845605, 171691210, 429228025, 858456050]

約数ペア:

[(1, 858456050), (2, 429228025), (5, 171691210), (10, 85845605), (25, 34338242), (50, 17169121), (61, 14073050), (122, 7036525), (149, 5761450), (298, 2880725), (305, 2814610), (610, 1407305), (745, 1152290), (1490, 576145), (1525, 562922), (1889, 454450), (3050, 281461), (3725, 230458), (3778, 227225), (7450, 115229), (9089, 94450), (9445, 90890), (18178, 47225), (18890, 45445)]