42682380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54721}}^1$

素因数の和:54746

約数の個数: 48

約数和(自身を含む): 128706144

約数和(自身を除く): 86023764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 54721, 109442, 164163, 218884, 273605, 328326, 547210, 656652, 711373, 820815, 1094420, 1422746, 1641630, 2134119, 2845492, 3283260, 3556865, 4268238, 7113730, 8536476, 10670595, 14227460, 21341190, 42682380]

約数ペア:

[(1, 42682380), (2, 21341190), (3, 14227460), (4, 10670595), (5, 8536476), (6, 7113730), (10, 4268238), (12, 3556865), (13, 3283260), (15, 2845492), (20, 2134119), (26, 1641630), (30, 1422746), (39, 1094420), (52, 820815), (60, 711373), (65, 656652), (78, 547210), (130, 328326), (156, 273605), (195, 218884), (260, 164163), (390, 109442), (780, 54721)]