72403700

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{5527}}^1$

素因数の和:5672

約数の個数: 36

約数和(自身を含む): 158344032

約数和(自身を除く): 85940332

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 1310, 2620, 3275, 5527, 6550, 11054, 13100, 22108, 27635, 55270, 110540, 138175, 276350, 552700, 724037, 1448074, 2896148, 3620185, 7240370, 14480740, 18100925, 36201850, 72403700]

約数ペア:

[(1, 72403700), (2, 36201850), (4, 18100925), (5, 14480740), (10, 7240370), (20, 3620185), (25, 2896148), (50, 1448074), (100, 724037), (131, 552700), (262, 276350), (524, 138175), (655, 110540), (1310, 55270), (2620, 27635), (3275, 22108), (5527, 13100), (6550, 11054)]