78808284

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^2\times {\mathrm{991}}^1$

素因数の和:1095

約数の個数: 54

約数和(自身を含む): 203743904

約数和(自身を除く): 124935620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 991, 1692, 1982, 2209, 2973, 3964, 4418, 5946, 6627, 8836, 8919, 11892, 13254, 17838, 19881, 26508, 35676, 39762, 46577, 79524, 93154, 139731, 186308, 279462, 419193, 558924, 838386, 1676772, 2189119, 4378238, 6567357, 8756476, 13134714, 19702071, 26269428, 39404142, 78808284]

約数ペア:

[(1, 78808284), (2, 39404142), (3, 26269428), (4, 19702071), (6, 13134714), (9, 8756476), (12, 6567357), (18, 4378238), (36, 2189119), (47, 1676772), (94, 838386), (141, 558924), (188, 419193), (282, 279462), (423, 186308), (564, 139731), (846, 93154), (991, 79524), (1692, 46577), (1982, 39762), (2209, 35676), (2973, 26508), (3964, 19881), (4418, 17838), (5946, 13254), (6627, 11892), (8836, 8919)]