77226760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{148513}}^1$

素因数の和:148537

約数の個数: 32

約数和(自身を含む): 187127640

約数和(自身を除く): 109900880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 148513, 297026, 594052, 742565, 1188104, 1485130, 1930669, 2970260, 3861338, 5940520, 7722676, 9653345, 15445352, 19306690, 38613380, 77226760]

約数ペア:

[(1, 77226760), (2, 38613380), (4, 19306690), (5, 15445352), (8, 9653345), (10, 7722676), (13, 5940520), (20, 3861338), (26, 2970260), (40, 1930669), (52, 1485130), (65, 1188104), (104, 742565), (130, 594052), (260, 297026), (520, 148513)]