19751250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:277

約数の個数: 80

約数和(自身を含む): 51733440

約数和(自身を除く): 31982190

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 125, 138, 150, 229, 230, 250, 345, 375, 458, 575, 625, 687, 690, 750, 1145, 1150, 1250, 1374, 1725, 1875, 2290, 2875, 3435, 3450, 3750, 5267, 5725, 5750, 6870, 8625, 10534, 11450, 14375, 15801, 17175, 17250, 26335, 28625, 28750, 31602, 34350, 43125, 52670, 57250, 79005, 85875, 86250, 131675, 143125, 158010, 171750, 263350, 286250, 395025, 429375, 658375, 790050, 858750, 1316750, 1975125, 3291875, 3950250, 6583750, 9875625, 19751250]

約数ペア:

[(1, 19751250), (2, 9875625), (3, 6583750), (5, 3950250), (6, 3291875), (10, 1975125), (15, 1316750), (23, 858750), (25, 790050), (30, 658375), (46, 429375), (50, 395025), (69, 286250), (75, 263350), (115, 171750), (125, 158010), (138, 143125), (150, 131675), (229, 86250), (230, 85875), (250, 79005), (345, 57250), (375, 52670), (458, 43125), (575, 34350), (625, 31602), (687, 28750), (690, 28625), (750, 26335), (1145, 17250), (1150, 17175), (1250, 15801), (1374, 14375), (1725, 11450), (1875, 10534), (2290, 8625), (2875, 6870), (3435, 5750), (3450, 5725), (3750, 5267)]