78332660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18049}}^1$

素因数の和:18096

約数の個数: 48

約数和(自身を含む): 194073600

約数和(自身を除く): 115740940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 18049, 36098, 72196, 90245, 126343, 180490, 252686, 360980, 505372, 559519, 631715, 1119038, 1263430, 2238076, 2526860, 2797595, 3916633, 5595190, 7833266, 11190380, 15666532, 19583165, 39166330, 78332660]

約数ペア:

[(1, 78332660), (2, 39166330), (4, 19583165), (5, 15666532), (7, 11190380), (10, 7833266), (14, 5595190), (20, 3916633), (28, 2797595), (31, 2526860), (35, 2238076), (62, 1263430), (70, 1119038), (124, 631715), (140, 559519), (155, 505372), (217, 360980), (310, 252686), (434, 180490), (620, 126343), (868, 90245), (1085, 72196), (2170, 36098), (4340, 18049)]