65986340

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{9619}}^1$

素因数の和:9649

約数の個数: 48

約数和(自身を含む): 161616000

約数和(自身を除く): 95629660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 9619, 19238, 38476, 48095, 67333, 96190, 134666, 192380, 269332, 336665, 471331, 673330, 942662, 1346660, 1885324, 2356655, 3299317, 4713310, 6598634, 9426620, 13197268, 16496585, 32993170, 65986340]

約数ペア:

[(1, 65986340), (2, 32993170), (4, 16496585), (5, 13197268), (7, 9426620), (10, 6598634), (14, 4713310), (20, 3299317), (28, 2356655), (35, 1885324), (49, 1346660), (70, 942662), (98, 673330), (140, 471331), (196, 336665), (245, 269332), (343, 192380), (490, 134666), (686, 96190), (980, 67333), (1372, 48095), (1715, 38476), (3430, 19238), (6860, 9619)]