51099550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^3\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 100998000

約数和(自身を除く): 49898450

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 149, 190, 298, 361, 475, 722, 745, 950, 1490, 1805, 2831, 3610, 3725, 5662, 6859, 7450, 9025, 13718, 14155, 18050, 28310, 34295, 53789, 68590, 70775, 107578, 141550, 171475, 268945, 342950, 537890, 1021991, 1344725, 2043982, 2689450, 5109955, 10219910, 25549775, 51099550]

約数ペア:

[(1, 51099550), (2, 25549775), (5, 10219910), (10, 5109955), (19, 2689450), (25, 2043982), (38, 1344725), (50, 1021991), (95, 537890), (149, 342950), (190, 268945), (298, 171475), (361, 141550), (475, 107578), (722, 70775), (745, 68590), (950, 53789), (1490, 34295), (1805, 28310), (2831, 18050), (3610, 14155), (3725, 13718), (5662, 9025), (6859, 7450)]