84974870

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 155705760

約数和(自身を除く): 70730890

約数列:

[1, 2, 5, 10, 113, 139, 226, 278, 541, 565, 695, 1082, 1130, 1390, 2705, 5410, 15707, 31414, 61133, 75199, 78535, 122266, 150398, 157070, 305665, 375995, 611330, 751990, 8497487, 16994974, 42487435, 84974870]

約数ペア:

[(1, 84974870), (2, 42487435), (5, 16994974), (10, 8497487), (113, 751990), (139, 611330), (226, 375995), (278, 305665), (541, 157070), (565, 150398), (695, 122266), (1082, 78535), (1130, 75199), (1390, 61133), (2705, 31414), (5410, 15707)]