72768625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 95247360

約数和(自身を除く): 22478735

約数列:

[1, 5, 25, 31, 89, 125, 155, 211, 445, 775, 1055, 2225, 2759, 3875, 5275, 6541, 11125, 13795, 18779, 26375, 32705, 68975, 93895, 163525, 344875, 469475, 582149, 817625, 2347375, 2910745, 14553725, 72768625]

約数ペア:

[(1, 72768625), (5, 14553725), (25, 2910745), (31, 2347375), (89, 817625), (125, 582149), (155, 469475), (211, 344875), (445, 163525), (775, 93895), (1055, 68975), (2225, 32705), (2759, 26375), (3875, 18779), (5275, 13795), (6541, 11125)]