199985925

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3793}}^1$

素因数の和:3862

約数の個数: 48

約数和(自身を含む): 357546560

約数和(自身を除く): 157560635

約数列:

[1, 3, 5, 15, 19, 25, 37, 57, 75, 95, 111, 185, 285, 475, 555, 703, 925, 1425, 2109, 2775, 3515, 3793, 10545, 11379, 17575, 18965, 52725, 56895, 72067, 94825, 140341, 216201, 284475, 360335, 421023, 701705, 1081005, 1801675, 2105115, 2666479, 3508525, 5405025, 7999437, 10525575, 13332395, 39997185, 66661975, 199985925]

約数ペア:

[(1, 199985925), (3, 66661975), (5, 39997185), (15, 13332395), (19, 10525575), (25, 7999437), (37, 5405025), (57, 3508525), (75, 2666479), (95, 2105115), (111, 1801675), (185, 1081005), (285, 701705), (475, 421023), (555, 360335), (703, 284475), (925, 216201), (1425, 140341), (2109, 94825), (2775, 72067), (3515, 56895), (3793, 52725), (10545, 18965), (11379, 17575)]