16120550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 32140800

約数和(自身を除く): 16020250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 71, 95, 142, 190, 239, 355, 475, 478, 710, 950, 1195, 1349, 1775, 2390, 2698, 3550, 4541, 5975, 6745, 9082, 11950, 13490, 16969, 22705, 33725, 33938, 45410, 67450, 84845, 113525, 169690, 227050, 322411, 424225, 644822, 848450, 1612055, 3224110, 8060275, 16120550]

約数ペア:

[(1, 16120550), (2, 8060275), (5, 3224110), (10, 1612055), (19, 848450), (25, 644822), (38, 424225), (50, 322411), (71, 227050), (95, 169690), (142, 113525), (190, 84845), (239, 67450), (355, 45410), (475, 33938), (478, 33725), (710, 22705), (950, 16969), (1195, 13490), (1349, 11950), (1775, 9082), (2390, 6745), (2698, 5975), (3550, 4541)]