20347788375

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{1571}}^1$

素因数の和:2018

約数の個数: 96

約数和(自身を含む): 38064911040

約数和(自身を除く): 17717122665

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 125, 145, 225, 261, 375, 397, 435, 725, 1125, 1191, 1305, 1571, 1985, 2175, 3573, 3625, 4713, 5955, 6525, 7855, 9925, 10875, 11513, 14139, 17865, 23565, 29775, 32625, 34539, 39275, 45559, 49625, 57565, 70695, 89325, 103617, 117825, 136677, 148875, 172695, 196375, 227795, 287825, 353475, 410031, 446625, 518085, 589125, 623687, 683385, 863475, 1138975, 1439125, 1767375, 1871061, 2050155, 2590425, 3118435, 3416925, 4317375, 5613183, 5694875, 9355305, 10250775, 12952125, 15592175, 17084625, 18086923, 28065915, 46776525, 51253875, 54260769, 77960875, 90434615, 140329575, 162782307, 233882625, 271303845, 452173075, 701647875, 813911535, 1356519225, 2260865375, 4069557675, 6782596125, 20347788375]

約数ペア:

[(1, 20347788375), (3, 6782596125), (5, 4069557675), (9, 2260865375), (15, 1356519225), (25, 813911535), (29, 701647875), (45, 452173075), (75, 271303845), (87, 233882625), (125, 162782307), (145, 140329575), (225, 90434615), (261, 77960875), (375, 54260769), (397, 51253875), (435, 46776525), (725, 28065915), (1125, 18086923), (1191, 17084625), (1305, 15592175), (1571, 12952125), (1985, 10250775), (2175, 9355305), (3573, 5694875), (3625, 5613183), (4713, 4317375), (5955, 3416925), (6525, 3118435), (7855, 2590425), (9925, 2050155), (10875, 1871061), (11513, 1767375), (14139, 1439125), (17865, 1138975), (23565, 863475), (29775, 683385), (32625, 623687), (34539, 589125), (39275, 518085), (45559, 446625), (49625, 410031), (57565, 353475), (70695, 287825), (89325, 227795), (103617, 196375), (117825, 172695), (136677, 148875)]