78507625

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 120766464

約数和(自身を除く): 42258839

約数列:

[1, 5, 7, 23, 25, 35, 47, 83, 115, 125, 161, 175, 235, 329, 415, 575, 581, 805, 875, 1081, 1175, 1645, 1909, 2075, 2875, 2905, 3901, 4025, 5405, 5875, 7567, 8225, 9545, 10375, 13363, 14525, 19505, 20125, 27025, 27307, 37835, 41125, 47725, 66815, 72625, 89723, 97525, 135125, 136535, 189175, 238625, 334075, 448615, 487625, 628061, 682675, 945875, 1670375, 2243075, 3140305, 3413375, 11215375, 15701525, 78507625]

約数ペア:

[(1, 78507625), (5, 15701525), (7, 11215375), (23, 3413375), (25, 3140305), (35, 2243075), (47, 1670375), (83, 945875), (115, 682675), (125, 628061), (161, 487625), (175, 448615), (235, 334075), (329, 238625), (415, 189175), (575, 136535), (581, 135125), (805, 97525), (875, 89723), (1081, 72625), (1175, 66815), (1645, 47725), (1909, 41125), (2075, 37835), (2875, 27307), (2905, 27025), (3901, 20125), (4025, 19505), (5405, 14525), (5875, 13363), (7567, 10375), (8225, 9545)]