28604875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 39836160

約数和(自身を除く): 11231285

約数列:

[1, 5, 13, 25, 29, 65, 125, 145, 325, 377, 607, 725, 1625, 1885, 3035, 3625, 7891, 9425, 15175, 17603, 39455, 47125, 75875, 88015, 197275, 228839, 440075, 986375, 1144195, 2200375, 5720975, 28604875]

約数ペア:

[(1, 28604875), (5, 5720975), (13, 2200375), (25, 1144195), (29, 986375), (65, 440075), (125, 228839), (145, 197275), (325, 88015), (377, 75875), (607, 47125), (725, 39455), (1625, 17603), (1885, 15175), (3035, 9425), (3625, 7891)]