258810375

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 462099456

約数和(自身を除く): 203289081

約数列:

[1, 3, 5, 15, 23, 25, 37, 69, 75, 111, 115, 125, 185, 345, 375, 555, 575, 811, 851, 925, 1725, 2433, 2553, 2775, 2875, 4055, 4255, 4625, 8625, 12165, 12765, 13875, 18653, 20275, 21275, 30007, 55959, 60825, 63825, 90021, 93265, 101375, 106375, 150035, 279795, 304125, 319125, 450105, 466325, 690161, 750175, 1398975, 2070483, 2250525, 2331625, 3450805, 3750875, 6994875, 10352415, 11252625, 17254025, 51762075, 86270125, 258810375]

約数ペア:

[(1, 258810375), (3, 86270125), (5, 51762075), (15, 17254025), (23, 11252625), (25, 10352415), (37, 6994875), (69, 3750875), (75, 3450805), (111, 2331625), (115, 2250525), (125, 2070483), (185, 1398975), (345, 750175), (375, 690161), (555, 466325), (575, 450105), (811, 319125), (851, 304125), (925, 279795), (1725, 150035), (2433, 106375), (2553, 101375), (2775, 93265), (2875, 90021), (4055, 63825), (4255, 60825), (4625, 55959), (8625, 30007), (12165, 21275), (12765, 20275), (13875, 18653)]