156567980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13291}}^1$

素因数の和:13350

約数の個数: 48

約数和(自身を含む): 357288960

約数和(自身を除く): 200720980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 13291, 26582, 53164, 66455, 132910, 252529, 265820, 412021, 505058, 824042, 1010116, 1262645, 1648084, 2060105, 2525290, 4120210, 5050580, 7828399, 8240420, 15656798, 31313596, 39141995, 78283990, 156567980]

約数ペア:

[(1, 156567980), (2, 78283990), (4, 39141995), (5, 31313596), (10, 15656798), (19, 8240420), (20, 7828399), (31, 5050580), (38, 4120210), (62, 2525290), (76, 2060105), (95, 1648084), (124, 1262645), (155, 1010116), (190, 824042), (310, 505058), (380, 412021), (589, 265820), (620, 252529), (1178, 132910), (2356, 66455), (2945, 53164), (5890, 26582), (11780, 13291)]