149966375

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 210113280

約数和(自身を除く): 60146905

約数列:

[1, 5, 13, 25, 31, 65, 125, 155, 169, 229, 325, 403, 775, 845, 1145, 1625, 2015, 2977, 3875, 4225, 5239, 5725, 7099, 10075, 14885, 21125, 26195, 28625, 35495, 38701, 50375, 74425, 92287, 130975, 177475, 193505, 372125, 461435, 654875, 887375, 967525, 1199731, 2307175, 4837625, 5998655, 11535875, 29993275, 149966375]

約数ペア:

[(1, 149966375), (5, 29993275), (13, 11535875), (25, 5998655), (31, 4837625), (65, 2307175), (125, 1199731), (155, 967525), (169, 887375), (229, 654875), (325, 461435), (403, 372125), (775, 193505), (845, 177475), (1145, 130975), (1625, 92287), (2015, 74425), (2977, 50375), (3875, 38701), (4225, 35495), (5239, 28625), (5725, 26195), (7099, 21125), (10075, 14885)]