31672875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 58181760

約数和(自身を除く): 26508885

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 73, 75, 89, 125, 195, 219, 267, 325, 365, 375, 445, 949, 975, 1095, 1157, 1335, 1625, 1825, 2225, 2847, 3471, 4745, 4875, 5475, 5785, 6497, 6675, 9125, 11125, 14235, 17355, 19491, 23725, 27375, 28925, 32485, 33375, 71175, 84461, 86775, 97455, 118625, 144625, 162425, 253383, 355875, 422305, 433875, 487275, 812125, 1266915, 2111525, 2436375, 6334575, 10557625, 31672875]

約数ペア:

[(1, 31672875), (3, 10557625), (5, 6334575), (13, 2436375), (15, 2111525), (25, 1266915), (39, 812125), (65, 487275), (73, 433875), (75, 422305), (89, 355875), (125, 253383), (195, 162425), (219, 144625), (267, 118625), (325, 97455), (365, 86775), (375, 84461), (445, 71175), (949, 33375), (975, 32485), (1095, 28925), (1157, 27375), (1335, 23725), (1625, 19491), (1825, 17355), (2225, 14235), (2847, 11125), (3471, 9125), (4745, 6675), (4875, 6497), (5475, 5785)]