31750875

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{167}}^1$

素因数の和:214

約数の個数: 72

約数和(自身を含む): 62348832

約数和(自身を除く): 30597957

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 167, 169, 195, 225, 325, 375, 501, 507, 585, 835, 845, 975, 1125, 1503, 1521, 1625, 2171, 2505, 2535, 2925, 4175, 4225, 4875, 6513, 7515, 7605, 10855, 12525, 12675, 14625, 19539, 20875, 21125, 28223, 32565, 37575, 38025, 54275, 62625, 63375, 84669, 97695, 141115, 162825, 187875, 190125, 254007, 271375, 423345, 488475, 705575, 814125, 1270035, 2116725, 2442375, 3527875, 6350175, 10583625, 31750875]

約数ペア:

[(1, 31750875), (3, 10583625), (5, 6350175), (9, 3527875), (13, 2442375), (15, 2116725), (25, 1270035), (39, 814125), (45, 705575), (65, 488475), (75, 423345), (117, 271375), (125, 254007), (167, 190125), (169, 187875), (195, 162825), (225, 141115), (325, 97695), (375, 84669), (501, 63375), (507, 62625), (585, 54275), (835, 38025), (845, 37575), (975, 32565), (1125, 28223), (1503, 21125), (1521, 20875), (1625, 19539), (2171, 14625), (2505, 12675), (2535, 12525), (2925, 10855), (4175, 7605), (4225, 7515), (4875, 6513)]