80983575

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{15649}}^1$

素因数の和:15688

約数の個数: 36

約数和(自身を含む): 151366800

約数和(自身を除く): 70383225

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 15649, 46947, 78245, 140841, 234735, 359927, 391225, 704205, 1079781, 1173675, 1799635, 3239343, 3521025, 5398905, 8998175, 16196715, 26994525, 80983575]

約数ペア:

[(1, 80983575), (3, 26994525), (5, 16196715), (9, 8998175), (15, 5398905), (23, 3521025), (25, 3239343), (45, 1799635), (69, 1173675), (75, 1079781), (115, 704205), (207, 391225), (225, 359927), (345, 234735), (575, 140841), (1035, 78245), (1725, 46947), (5175, 15649)]