89855440

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{18413}}^1$

素因数の和:18487

約数の個数: 40

約数和(自身を含む): 212350248

約数和(自身を除く): 122494808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 18413, 36826, 73652, 92065, 147304, 184130, 294608, 368260, 736520, 1123193, 1473040, 2246386, 4492772, 5615965, 8985544, 11231930, 17971088, 22463860, 44927720, 89855440]

約数ペア:

[(1, 89855440), (2, 44927720), (4, 22463860), (5, 17971088), (8, 11231930), (10, 8985544), (16, 5615965), (20, 4492772), (40, 2246386), (61, 1473040), (80, 1123193), (122, 736520), (244, 368260), (305, 294608), (488, 184130), (610, 147304), (976, 92065), (1220, 73652), (2440, 36826), (4880, 18413)]