61247320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49393}}^1$

素因数の和:49435

約数の個数: 32

約数和(自身を含む): 142254720

約数和(自身を除く): 81007400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 49393, 98786, 197572, 246965, 395144, 493930, 987860, 1531183, 1975720, 3062366, 6124732, 7655915, 12249464, 15311830, 30623660, 61247320]

約数ペア:

[(1, 61247320), (2, 30623660), (4, 15311830), (5, 12249464), (8, 7655915), (10, 6124732), (20, 3062366), (31, 1975720), (40, 1531183), (62, 987860), (124, 493930), (155, 395144), (248, 246965), (310, 197572), (620, 98786), (1240, 49393)]