77047960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15919}}^1$

素因数の和:15952

約数の個数: 48

約数和(自身を含む): 190562400

約数和(自身を除く): 113514440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 15919, 31838, 63676, 79595, 127352, 159190, 175109, 318380, 350218, 636760, 700436, 875545, 1400872, 1751090, 1926199, 3502180, 3852398, 7004360, 7704796, 9630995, 15409592, 19261990, 38523980, 77047960]

約数ペア:

[(1, 77047960), (2, 38523980), (4, 19261990), (5, 15409592), (8, 9630995), (10, 7704796), (11, 7004360), (20, 3852398), (22, 3502180), (40, 1926199), (44, 1751090), (55, 1400872), (88, 875545), (110, 700436), (121, 636760), (220, 350218), (242, 318380), (440, 175109), (484, 159190), (605, 127352), (968, 79595), (1210, 63676), (2420, 31838), (4840, 15919)]