51805875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 99141120

約数和(自身を除く): 47335245

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 125, 165, 209, 275, 285, 375, 475, 627, 661, 825, 1045, 1375, 1425, 1983, 2375, 3135, 3305, 4125, 5225, 7125, 7271, 9915, 12559, 15675, 16525, 21813, 26125, 36355, 37677, 49575, 62795, 78375, 82625, 109065, 138149, 181775, 188385, 247875, 313975, 414447, 545325, 690745, 908875, 941925, 1569875, 2072235, 2726625, 3453725, 4709625, 10361175, 17268625, 51805875]

約数ペア:

[(1, 51805875), (3, 17268625), (5, 10361175), (11, 4709625), (15, 3453725), (19, 2726625), (25, 2072235), (33, 1569875), (55, 941925), (57, 908875), (75, 690745), (95, 545325), (125, 414447), (165, 313975), (209, 247875), (275, 188385), (285, 181775), (375, 138149), (475, 109065), (627, 82625), (661, 78375), (825, 62795), (1045, 49575), (1375, 37677), (1425, 36355), (1983, 26125), (2375, 21813), (3135, 16525), (3305, 15675), (4125, 12559), (5225, 9915), (7125, 7271)]