717989840

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{108131}}^1$

素因数の和:108227

約数の個数: 40

約数和(自身を含む): 1689454368

約数和(自身を除く): 971464528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 108131, 216262, 432524, 540655, 865048, 1081310, 1730096, 2162620, 4325240, 8650480, 8974873, 17949746, 35899492, 44874365, 71798984, 89748730, 143597968, 179497460, 358994920, 717989840]

約数ペア:

[(1, 717989840), (2, 358994920), (4, 179497460), (5, 143597968), (8, 89748730), (10, 71798984), (16, 44874365), (20, 35899492), (40, 17949746), (80, 8974873), (83, 8650480), (166, 4325240), (332, 2162620), (415, 1730096), (664, 1081310), (830, 865048), (1328, 540655), (1660, 432524), (3320, 216262), (6640, 108131)]