202109150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1571}}^1$

素因数の和:1697

約数の個数: 48

約数和(自身を含む): 392974848

約数和(自身を除く): 190865698

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 83, 155, 166, 310, 415, 775, 830, 1550, 1571, 2075, 2573, 3142, 4150, 5146, 7855, 12865, 15710, 25730, 39275, 48701, 64325, 78550, 97402, 128650, 130393, 243505, 260786, 487010, 651965, 1217525, 1303930, 2435050, 3259825, 4042183, 6519650, 8084366, 20210915, 40421830, 101054575, 202109150]

約数ペア:

[(1, 202109150), (2, 101054575), (5, 40421830), (10, 20210915), (25, 8084366), (31, 6519650), (50, 4042183), (62, 3259825), (83, 2435050), (155, 1303930), (166, 1217525), (310, 651965), (415, 487010), (775, 260786), (830, 243505), (1550, 130393), (1571, 128650), (2075, 97402), (2573, 78550), (3142, 64325), (4150, 48701), (5146, 39275), (7855, 25730), (12865, 15710)]