28647100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{9241}}^1$

素因数の和:9286

約数の個数: 36

約数和(自身を含む): 64176448

約数和(自身を除く): 35529348

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 9241, 18482, 36964, 46205, 92410, 184820, 231025, 286471, 462050, 572942, 924100, 1145884, 1432355, 2864710, 5729420, 7161775, 14323550, 28647100]

約数ペア:

[(1, 28647100), (2, 14323550), (4, 7161775), (5, 5729420), (10, 2864710), (20, 1432355), (25, 1145884), (31, 924100), (50, 572942), (62, 462050), (100, 286471), (124, 231025), (155, 184820), (310, 92410), (620, 46205), (775, 36964), (1550, 18482), (3100, 9241)]