200435560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20287}}^1$

素因数の和:20330

約数の個数: 64

約数和(自身を含む): 511257600

約数和(自身を除く): 310822040

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 20287, 40574, 81148, 101435, 162296, 202870, 263731, 385453, 405740, 527462, 770906, 811480, 1054924, 1318655, 1541812, 1927265, 2109848, 2637310, 3083624, 3854530, 5010889, 5274620, 7709060, 10021778, 10549240, 15418120, 20043556, 25054445, 40087112, 50108890, 100217780, 200435560]

約数ペア:

[(1, 200435560), (2, 100217780), (4, 50108890), (5, 40087112), (8, 25054445), (10, 20043556), (13, 15418120), (19, 10549240), (20, 10021778), (26, 7709060), (38, 5274620), (40, 5010889), (52, 3854530), (65, 3083624), (76, 2637310), (95, 2109848), (104, 1927265), (130, 1541812), (152, 1318655), (190, 1054924), (247, 811480), (260, 770906), (380, 527462), (494, 405740), (520, 385453), (760, 263731), (988, 202870), (1235, 162296), (1976, 101435), (2470, 81148), (4940, 40574), (9880, 20287)]