77884875

素因数分解:

$3^3\times 5^3\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 147363840

約数和(自身を除く): 69478965

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 125, 135, 141, 225, 235, 375, 423, 491, 675, 705, 1125, 1175, 1269, 1473, 2115, 2455, 3375, 3525, 4419, 5875, 6345, 7365, 10575, 12275, 13257, 17625, 22095, 23077, 31725, 36825, 52875, 61375, 66285, 69231, 110475, 115385, 158625, 184125, 207693, 331425, 346155, 552375, 576925, 623079, 1038465, 1657125, 1730775, 2884625, 3115395, 5192325, 8653875, 15576975, 25961625, 77884875]

約数ペア:

[(1, 77884875), (3, 25961625), (5, 15576975), (9, 8653875), (15, 5192325), (25, 3115395), (27, 2884625), (45, 1730775), (47, 1657125), (75, 1038465), (125, 623079), (135, 576925), (141, 552375), (225, 346155), (235, 331425), (375, 207693), (423, 184125), (491, 158625), (675, 115385), (705, 110475), (1125, 69231), (1175, 66285), (1269, 61375), (1473, 52875), (2115, 36825), (2455, 31725), (3375, 23077), (3525, 22095), (4419, 17625), (5875, 13257), (6345, 12275), (7365, 10575)]