25377375

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 45527040

約数和(自身を除く): 20149665

約数列:

[1, 3, 5, 15, 25, 31, 37, 59, 75, 93, 111, 125, 155, 177, 185, 295, 375, 465, 555, 775, 885, 925, 1147, 1475, 1829, 2183, 2325, 2775, 3441, 3875, 4425, 4625, 5487, 5735, 6549, 7375, 9145, 10915, 11625, 13875, 17205, 22125, 27435, 28675, 32745, 45725, 54575, 67673, 86025, 137175, 143375, 163725, 203019, 228625, 272875, 338365, 430125, 685875, 818625, 1015095, 1691825, 5075475, 8459125, 25377375]

約数ペア:

[(1, 25377375), (3, 8459125), (5, 5075475), (15, 1691825), (25, 1015095), (31, 818625), (37, 685875), (59, 430125), (75, 338365), (93, 272875), (111, 228625), (125, 203019), (155, 163725), (177, 143375), (185, 137175), (295, 86025), (375, 67673), (465, 54575), (555, 45725), (775, 32745), (885, 28675), (925, 27435), (1147, 22125), (1475, 17205), (1829, 13875), (2183, 11625), (2325, 10915), (2775, 9145), (3441, 7375), (3875, 6549), (4425, 5735), (4625, 5487)]