30805125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 25804155

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 89, 125, 195, 213, 267, 325, 355, 375, 445, 923, 975, 1065, 1157, 1335, 1625, 1775, 2225, 2769, 3471, 4615, 4875, 5325, 5785, 6319, 6675, 8875, 11125, 13845, 17355, 18957, 23075, 26625, 28925, 31595, 33375, 69225, 82147, 86775, 94785, 115375, 144625, 157975, 246441, 346125, 410735, 433875, 473925, 789875, 1232205, 2053675, 2369625, 6161025, 10268375, 30805125]

約数ペア:

[(1, 30805125), (3, 10268375), (5, 6161025), (13, 2369625), (15, 2053675), (25, 1232205), (39, 789875), (65, 473925), (71, 433875), (75, 410735), (89, 346125), (125, 246441), (195, 157975), (213, 144625), (267, 115375), (325, 94785), (355, 86775), (375, 82147), (445, 69225), (923, 33375), (975, 31595), (1065, 28925), (1157, 26625), (1335, 23075), (1625, 18957), (1775, 17355), (2225, 13845), (2769, 11125), (3471, 8875), (4615, 6675), (4875, 6319), (5325, 5785)]