81114790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{3121}}^1$

素因数の和:3264

約数の個数: 32

約数和(自身を含む): 153752256

約数和(自身を除く): 72637466

約数列:

[1, 2, 5, 10, 23, 46, 113, 115, 226, 230, 565, 1130, 2599, 3121, 5198, 6242, 12995, 15605, 25990, 31210, 71783, 143566, 352673, 358915, 705346, 717830, 1763365, 3526730, 8111479, 16222958, 40557395, 81114790]

約数ペア:

[(1, 81114790), (2, 40557395), (5, 16222958), (10, 8111479), (23, 3526730), (46, 1763365), (113, 717830), (115, 705346), (226, 358915), (230, 352673), (565, 143566), (1130, 71783), (2599, 31210), (3121, 25990), (5198, 15605), (6242, 12995)]