201659768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1559}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 426816000

約数和(自身を除く): 225156232

約数列:

[1, 2, 4, 8, 19, 23, 37, 38, 46, 74, 76, 92, 148, 152, 184, 296, 437, 703, 851, 874, 1406, 1559, 1702, 1748, 2812, 3118, 3404, 3496, 5624, 6236, 6808, 12472, 16169, 29621, 32338, 35857, 57683, 59242, 64676, 71714, 115366, 118484, 129352, 143428, 230732, 236968, 286856, 461464, 681283, 1095977, 1326709, 1362566, 2191954, 2653418, 2725132, 4383908, 5306836, 5450264, 8767816, 10613672, 25207471, 50414942, 100829884, 201659768]

約数ペア:

[(1, 201659768), (2, 100829884), (4, 50414942), (8, 25207471), (19, 10613672), (23, 8767816), (37, 5450264), (38, 5306836), (46, 4383908), (74, 2725132), (76, 2653418), (92, 2191954), (148, 1362566), (152, 1326709), (184, 1095977), (296, 681283), (437, 461464), (703, 286856), (851, 236968), (874, 230732), (1406, 143428), (1559, 129352), (1702, 118484), (1748, 115366), (2812, 71714), (3118, 64676), (3404, 59242), (3496, 57683), (5624, 35857), (6236, 32338), (6808, 29621), (12472, 16169)]