386485450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{919}}^1$

素因数の和:1591

約数の個数: 48

約数和(自身を含む): 776200320

約数和(自身を除く): 389714870

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 647, 650, 919, 1294, 1838, 3235, 4595, 6470, 8411, 9190, 11947, 16175, 16822, 22975, 23894, 32350, 42055, 45950, 59735, 84110, 119470, 210275, 298675, 420550, 594593, 597350, 1189186, 2972965, 5945930, 7729709, 14864825, 15459418, 29729650, 38648545, 77297090, 193242725, 386485450]

約数ペア:

[(1, 386485450), (2, 193242725), (5, 77297090), (10, 38648545), (13, 29729650), (25, 15459418), (26, 14864825), (50, 7729709), (65, 5945930), (130, 2972965), (325, 1189186), (647, 597350), (650, 594593), (919, 420550), (1294, 298675), (1838, 210275), (3235, 119470), (4595, 84110), (6470, 59735), (8411, 45950), (9190, 42055), (11947, 32350), (16175, 23894), (16822, 22975)]