84650890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 162946080

約数和(自身を除く): 78295190

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 179, 190, 262, 358, 361, 655, 722, 895, 1310, 1790, 1805, 2489, 3401, 3610, 4978, 6802, 12445, 17005, 23449, 24890, 34010, 46898, 47291, 64619, 94582, 117245, 129238, 234490, 236455, 323095, 445531, 472910, 646190, 891062, 2227655, 4455310, 8465089, 16930178, 42325445, 84650890]

約数ペア:

[(1, 84650890), (2, 42325445), (5, 16930178), (10, 8465089), (19, 4455310), (38, 2227655), (95, 891062), (131, 646190), (179, 472910), (190, 445531), (262, 323095), (358, 236455), (361, 234490), (655, 129238), (722, 117245), (895, 94582), (1310, 64619), (1790, 47291), (1805, 46898), (2489, 34010), (3401, 24890), (3610, 23449), (4978, 17005), (6802, 12445)]