49678980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63691}}^1$

素因数の和:63716

約数の個数: 48

約数和(自身を含む): 149803584

約数和(自身を除く): 100124604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 63691, 127382, 191073, 254764, 318455, 382146, 636910, 764292, 827983, 955365, 1273820, 1655966, 1910730, 2483949, 3311932, 3821460, 4139915, 4967898, 8279830, 9935796, 12419745, 16559660, 24839490, 49678980]

約数ペア:

[(1, 49678980), (2, 24839490), (3, 16559660), (4, 12419745), (5, 9935796), (6, 8279830), (10, 4967898), (12, 4139915), (13, 3821460), (15, 3311932), (20, 2483949), (26, 1910730), (30, 1655966), (39, 1273820), (52, 955365), (60, 827983), (65, 764292), (78, 636910), (130, 382146), (156, 318455), (195, 254764), (260, 191073), (390, 127382), (780, 63691)]