78542125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1607}}^1$

素因数の和:1662

約数の個数: 32

約数和(自身を含む): 108366336

約数和(自身を除く): 29824211

約数列:

[1, 5, 17, 23, 25, 85, 115, 125, 391, 425, 575, 1607, 1955, 2125, 2875, 8035, 9775, 27319, 36961, 40175, 48875, 136595, 184805, 200875, 628337, 682975, 924025, 3141685, 3414875, 4620125, 15708425, 78542125]

約数ペア:

[(1, 78542125), (5, 15708425), (17, 4620125), (23, 3414875), (25, 3141685), (85, 924025), (115, 682975), (125, 628337), (391, 200875), (425, 184805), (575, 136595), (1607, 48875), (1955, 40175), (2125, 36961), (2875, 27319), (8035, 9775)]