87153560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9859}}^1$

素因数の和:9900

約数の個数: 64

約数和(自身を含む): 223624800

約数和(自身を除く): 136471240

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 9859, 19718, 39436, 49295, 78872, 98590, 128167, 167603, 197180, 256334, 335206, 394360, 512668, 640835, 670412, 838015, 1025336, 1281670, 1340824, 1676030, 2178839, 2563340, 3352060, 4357678, 5126680, 6704120, 8715356, 10894195, 17430712, 21788390, 43576780, 87153560]

約数ペア:

[(1, 87153560), (2, 43576780), (4, 21788390), (5, 17430712), (8, 10894195), (10, 8715356), (13, 6704120), (17, 5126680), (20, 4357678), (26, 3352060), (34, 2563340), (40, 2178839), (52, 1676030), (65, 1340824), (68, 1281670), (85, 1025336), (104, 838015), (130, 670412), (136, 640835), (170, 512668), (221, 394360), (260, 335206), (340, 256334), (442, 197180), (520, 167603), (680, 128167), (884, 98590), (1105, 78872), (1768, 49295), (2210, 39436), (4420, 19718), (8840, 9859)]