50006875

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 40

約数和(自身を含む): 67478400

約数和(自身を除く): 17471525

約数列:

[1, 5, 25, 29, 31, 89, 125, 145, 155, 445, 625, 725, 775, 899, 2225, 2581, 2759, 3625, 3875, 4495, 11125, 12905, 13795, 18125, 19375, 22475, 55625, 64525, 68975, 80011, 112375, 322625, 344875, 400055, 561875, 1613125, 1724375, 2000275, 10001375, 50006875]

約数ペア:

[(1, 50006875), (5, 10001375), (25, 2000275), (29, 1724375), (31, 1613125), (89, 561875), (125, 400055), (145, 344875), (155, 322625), (445, 112375), (625, 80011), (725, 68975), (775, 64525), (899, 55625), (2225, 22475), (2581, 19375), (2759, 18125), (3625, 13795), (3875, 12905), (4495, 11125)]