77264720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74293}}^1$

素因数の和:74319

約数の個数: 40

約数和(自身を含む): 193461576

約数和(自身を除く): 116196856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 74293, 148586, 297172, 371465, 594344, 742930, 965809, 1188688, 1485860, 1931618, 2971720, 3863236, 4829045, 5943440, 7726472, 9658090, 15452944, 19316180, 38632360, 77264720]

約数ペア:

[(1, 77264720), (2, 38632360), (4, 19316180), (5, 15452944), (8, 9658090), (10, 7726472), (13, 5943440), (16, 4829045), (20, 3863236), (26, 2971720), (40, 1931618), (52, 1485860), (65, 1188688), (80, 965809), (104, 742930), (130, 594344), (208, 371465), (260, 297172), (520, 148586), (1040, 74293)]