201530225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 282315264

約数和(自身を除く): 80785039

約数列:

[1, 5, 13, 25, 31, 65, 83, 155, 241, 325, 403, 415, 775, 1079, 1205, 2015, 2075, 2573, 3133, 5395, 6025, 7471, 10075, 12865, 15665, 20003, 26975, 33449, 37355, 64325, 78325, 97123, 100015, 167245, 186775, 260039, 485615, 500075, 620093, 836225, 1300195, 2428075, 3100465, 6500975, 8061209, 15502325, 40306045, 201530225]

約数ペア:

[(1, 201530225), (5, 40306045), (13, 15502325), (25, 8061209), (31, 6500975), (65, 3100465), (83, 2428075), (155, 1300195), (241, 836225), (325, 620093), (403, 500075), (415, 485615), (775, 260039), (1079, 186775), (1205, 167245), (2015, 100015), (2075, 97123), (2573, 78325), (3133, 64325), (5395, 37355), (6025, 33449), (7471, 26975), (10075, 20003), (12865, 15665)]