90201560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1033}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 212176800

約数和(自身を除く): 121975240

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 74, 118, 148, 185, 236, 295, 296, 370, 472, 590, 740, 1033, 1180, 1480, 2066, 2183, 2360, 4132, 4366, 5165, 8264, 8732, 10330, 10915, 17464, 20660, 21830, 38221, 41320, 43660, 60947, 76442, 87320, 121894, 152884, 191105, 243788, 304735, 305768, 382210, 487576, 609470, 764420, 1218940, 1528840, 2255039, 2437880, 4510078, 9020156, 11275195, 18040312, 22550390, 45100780, 90201560]

約数ペア:

[(1, 90201560), (2, 45100780), (4, 22550390), (5, 18040312), (8, 11275195), (10, 9020156), (20, 4510078), (37, 2437880), (40, 2255039), (59, 1528840), (74, 1218940), (118, 764420), (148, 609470), (185, 487576), (236, 382210), (295, 305768), (296, 304735), (370, 243788), (472, 191105), (590, 152884), (740, 121894), (1033, 87320), (1180, 76442), (1480, 60947), (2066, 43660), (2183, 41320), (2360, 38221), (4132, 21830), (4366, 20660), (5165, 17464), (8264, 10915), (8732, 10330)]