85888420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1609}}^1$

素因数の和:1792

約数の個数: 48

約数和(自身を含む): 192311280

約数和(自身を除く): 106422860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 314, 340, 628, 785, 1570, 1609, 2669, 3140, 3218, 5338, 6436, 8045, 10676, 13345, 16090, 26690, 27353, 32180, 53380, 54706, 109412, 136765, 252613, 273530, 505226, 547060, 1010452, 1263065, 2526130, 4294421, 5052260, 8588842, 17177684, 21472105, 42944210, 85888420]

約数ペア:

[(1, 85888420), (2, 42944210), (4, 21472105), (5, 17177684), (10, 8588842), (17, 5052260), (20, 4294421), (34, 2526130), (68, 1263065), (85, 1010452), (157, 547060), (170, 505226), (314, 273530), (340, 252613), (628, 136765), (785, 109412), (1570, 54706), (1609, 53380), (2669, 32180), (3140, 27353), (3218, 26690), (5338, 16090), (6436, 13345), (8045, 10676)]