77425790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1213}}^1$

素因数の和:1724

約数の個数: 32

約数和(自身を含む): 150516576

約数和(自身を除く): 73090786

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 491, 982, 1213, 2426, 2455, 4910, 6065, 6383, 12130, 12766, 15769, 31538, 31915, 63830, 78845, 157690, 595583, 1191166, 2977915, 5955830, 7742579, 15485158, 38712895, 77425790]

約数ペア:

[(1, 77425790), (2, 38712895), (5, 15485158), (10, 7742579), (13, 5955830), (26, 2977915), (65, 1191166), (130, 595583), (491, 157690), (982, 78845), (1213, 63830), (2426, 31915), (2455, 31538), (4910, 15769), (6065, 12766), (6383, 12130)]