31775120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30553}}^1$

素因数の和:30579

約数の個数: 40

約数和(自身を含む): 79562616

約数和(自身を除く): 47787496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 30553, 61106, 122212, 152765, 244424, 305530, 397189, 488848, 611060, 794378, 1222120, 1588756, 1985945, 2444240, 3177512, 3971890, 6355024, 7943780, 15887560, 31775120]

約数ペア:

[(1, 31775120), (2, 15887560), (4, 7943780), (5, 6355024), (8, 3971890), (10, 3177512), (13, 2444240), (16, 1985945), (20, 1588756), (26, 1222120), (40, 794378), (52, 611060), (65, 488848), (80, 397189), (104, 305530), (130, 244424), (208, 152765), (260, 122212), (520, 61106), (1040, 30553)]