102921520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98963}}^1$

素因数の和:98989

約数の個数: 40

約数和(自身を含む): 257702256

約数和(自身を除く): 154780736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 98963, 197926, 395852, 494815, 791704, 989630, 1286519, 1583408, 1979260, 2573038, 3958520, 5146076, 6432595, 7917040, 10292152, 12865190, 20584304, 25730380, 51460760, 102921520]

約数ペア:

[(1, 102921520), (2, 51460760), (4, 25730380), (5, 20584304), (8, 12865190), (10, 10292152), (13, 7917040), (16, 6432595), (20, 5146076), (26, 3958520), (40, 2573038), (52, 1979260), (65, 1583408), (80, 1286519), (104, 989630), (130, 791704), (208, 494815), (260, 395852), (520, 197926), (1040, 98963)]