80251964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 158463648

約数和(自身を除く): 78211684

約数列:

[1, 2, 4, 13, 26, 37, 52, 53, 74, 106, 148, 212, 481, 689, 787, 962, 1378, 1574, 1924, 1961, 2756, 3148, 3922, 7844, 10231, 20462, 25493, 29119, 40924, 41711, 50986, 58238, 83422, 101972, 116476, 166844, 378547, 542243, 757094, 1084486, 1514188, 1543307, 2168972, 3086614, 6173228, 20062991, 40125982, 80251964]

約数ペア:

[(1, 80251964), (2, 40125982), (4, 20062991), (13, 6173228), (26, 3086614), (37, 2168972), (52, 1543307), (53, 1514188), (74, 1084486), (106, 757094), (148, 542243), (212, 378547), (481, 166844), (689, 116476), (787, 101972), (962, 83422), (1378, 58238), (1574, 50986), (1924, 41711), (1961, 40924), (2756, 29119), (3148, 25493), (3922, 20462), (7844, 10231)]