127798900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{24113}}^1$

素因数の和:24180

約数の個数: 36

約数和(自身を含む): 282567852

約数和(自身を除く): 154768952

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 24113, 48226, 96452, 120565, 241130, 482260, 602825, 1205650, 1277989, 2411300, 2555978, 5111956, 6389945, 12779890, 25559780, 31949725, 63899450, 127798900]

約数ペア:

[(1, 127798900), (2, 63899450), (4, 31949725), (5, 25559780), (10, 12779890), (20, 6389945), (25, 5111956), (50, 2555978), (53, 2411300), (100, 1277989), (106, 1205650), (212, 602825), (265, 482260), (530, 241130), (1060, 120565), (1325, 96452), (2650, 48226), (5300, 24113)]