20084914875

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{487}}^1\times {\mathrm{1549}}^1$

素因数の和:2125

約数の個数: 64

約数和(自身を含む): 33983539200

約数和(自身を除く): 13898624325

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 487, 1065, 1461, 1549, 1775, 2435, 4647, 5325, 7305, 7745, 8875, 12175, 23235, 26625, 34577, 36525, 38725, 60875, 103731, 109979, 116175, 172885, 182625, 193625, 329937, 518655, 549895, 580875, 754363, 864425, 1649685, 2263089, 2593275, 2749475, 3771815, 4322125, 8248425, 11315445, 12966375, 13747375, 18859075, 41242125, 53559773, 56577225, 94295375, 160679319, 267798865, 282886125, 803396595, 1338994325, 4016982975, 6694971625, 20084914875]

約数ペア:

[(1, 20084914875), (3, 6694971625), (5, 4016982975), (15, 1338994325), (25, 803396595), (71, 282886125), (75, 267798865), (125, 160679319), (213, 94295375), (355, 56577225), (375, 53559773), (487, 41242125), (1065, 18859075), (1461, 13747375), (1549, 12966375), (1775, 11315445), (2435, 8248425), (4647, 4322125), (5325, 3771815), (7305, 2749475), (7745, 2593275), (8875, 2263089), (12175, 1649685), (23235, 864425), (26625, 754363), (34577, 580875), (36525, 549895), (38725, 518655), (60875, 329937), (103731, 193625), (109979, 182625), (116175, 172885)]