68023125

素因数分解:

$3^3\times 5^4\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 80

約数和(自身を含む): 131208000

約数和(自身を除く): 63184875

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 125, 135, 139, 145, 225, 261, 375, 417, 435, 625, 675, 695, 725, 783, 1125, 1251, 1305, 1875, 2085, 2175, 3375, 3475, 3625, 3753, 3915, 4031, 5625, 6255, 6525, 10425, 10875, 12093, 16875, 17375, 18125, 18765, 19575, 20155, 31275, 32625, 36279, 52125, 54375, 60465, 86875, 93825, 97875, 100775, 108837, 156375, 163125, 181395, 260625, 302325, 469125, 489375, 503875, 544185, 781875, 906975, 1511625, 2345625, 2519375, 2720925, 4534875, 7558125, 13604625, 22674375, 68023125]

約数ペア:

[(1, 68023125), (3, 22674375), (5, 13604625), (9, 7558125), (15, 4534875), (25, 2720925), (27, 2519375), (29, 2345625), (45, 1511625), (75, 906975), (87, 781875), (125, 544185), (135, 503875), (139, 489375), (145, 469125), (225, 302325), (261, 260625), (375, 181395), (417, 163125), (435, 156375), (625, 108837), (675, 100775), (695, 97875), (725, 93825), (783, 86875), (1125, 60465), (1251, 54375), (1305, 52125), (1875, 36279), (2085, 32625), (2175, 31275), (3375, 20155), (3475, 19575), (3625, 18765), (3753, 18125), (3915, 17375), (4031, 16875), (5625, 12093), (6255, 10875), (6525, 10425)]