31705440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5081}}^1$

素因数の和:5112

約数の個数: 96

約数和(自身を含む): 107575776

約数和(自身を除く): 75870336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 5081, 6240, 10162, 15243, 20324, 25405, 30486, 40648, 50810, 60972, 66053, 76215, 81296, 101620, 121944, 132106, 152430, 162592, 198159, 203240, 243888, 264212, 304860, 330265, 396318, 406480, 487776, 528424, 609720, 660530, 792636, 812960, 990795, 1056848, 1219440, 1321060, 1585272, 1981590, 2113696, 2438880, 2642120, 3170544, 3963180, 5284240, 6341088, 7926360, 10568480, 15852720, 31705440]

約数ペア:

[(1, 31705440), (2, 15852720), (3, 10568480), (4, 7926360), (5, 6341088), (6, 5284240), (8, 3963180), (10, 3170544), (12, 2642120), (13, 2438880), (15, 2113696), (16, 1981590), (20, 1585272), (24, 1321060), (26, 1219440), (30, 1056848), (32, 990795), (39, 812960), (40, 792636), (48, 660530), (52, 609720), (60, 528424), (65, 487776), (78, 406480), (80, 396318), (96, 330265), (104, 304860), (120, 264212), (130, 243888), (156, 203240), (160, 198159), (195, 162592), (208, 152430), (240, 132106), (260, 121944), (312, 101620), (390, 81296), (416, 76215), (480, 66053), (520, 60972), (624, 50810), (780, 40648), (1040, 30486), (1248, 25405), (1560, 20324), (2080, 15243), (3120, 10162), (5081, 6240)]