61845520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6389}}^1$

素因数の和:6424

約数の個数: 60

約数和(自身を含む): 158075820

約数和(自身を除く): 96230300

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 6389, 9680, 12778, 25556, 31945, 51112, 63890, 70279, 102224, 127780, 140558, 255560, 281116, 351395, 511120, 562232, 702790, 773069, 1124464, 1405580, 1546138, 2811160, 3092276, 3865345, 5622320, 6184552, 7730690, 12369104, 15461380, 30922760, 61845520]

約数ペア:

[(1, 61845520), (2, 30922760), (4, 15461380), (5, 12369104), (8, 7730690), (10, 6184552), (11, 5622320), (16, 3865345), (20, 3092276), (22, 2811160), (40, 1546138), (44, 1405580), (55, 1124464), (80, 773069), (88, 702790), (110, 562232), (121, 511120), (176, 351395), (220, 281116), (242, 255560), (440, 140558), (484, 127780), (605, 102224), (880, 70279), (968, 63890), (1210, 51112), (1936, 31945), (2420, 25556), (4840, 12778), (6389, 9680)]