255303750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{5237}}^1$

素因数の和:5275

約数の個数: 80

約数和(自身を含む): 687267504

約数和(自身を除く): 431963754

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 625, 650, 750, 975, 1250, 1625, 1875, 1950, 3250, 3750, 4875, 5237, 8125, 9750, 10474, 15711, 16250, 24375, 26185, 31422, 48750, 52370, 68081, 78555, 130925, 136162, 157110, 204243, 261850, 340405, 392775, 408486, 654625, 680810, 785550, 1021215, 1309250, 1702025, 1963875, 2042430, 3273125, 3404050, 3927750, 5106075, 6546250, 8510125, 9819375, 10212150, 17020250, 19638750, 25530375, 42550625, 51060750, 85101250, 127651875, 255303750]

約数ペア:

[(1, 255303750), (2, 127651875), (3, 85101250), (5, 51060750), (6, 42550625), (10, 25530375), (13, 19638750), (15, 17020250), (25, 10212150), (26, 9819375), (30, 8510125), (39, 6546250), (50, 5106075), (65, 3927750), (75, 3404050), (78, 3273125), (125, 2042430), (130, 1963875), (150, 1702025), (195, 1309250), (250, 1021215), (325, 785550), (375, 680810), (390, 654625), (625, 408486), (650, 392775), (750, 340405), (975, 261850), (1250, 204243), (1625, 157110), (1875, 136162), (1950, 130925), (3250, 78555), (3750, 68081), (4875, 52370), (5237, 48750), (8125, 31422), (9750, 26185), (10474, 24375), (15711, 16250)]