90294880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43411}}^1$

素因数の和:43439

約数の個数: 48

約数和(自身を含む): 229736304

約数和(自身を除く): 139441424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 43411, 86822, 173644, 217055, 347288, 434110, 564343, 694576, 868220, 1128686, 1389152, 1736440, 2257372, 2821715, 3472880, 4514744, 5643430, 6945760, 9029488, 11286860, 18058976, 22573720, 45147440, 90294880]

約数ペア:

[(1, 90294880), (2, 45147440), (4, 22573720), (5, 18058976), (8, 11286860), (10, 9029488), (13, 6945760), (16, 5643430), (20, 4514744), (26, 3472880), (32, 2821715), (40, 2257372), (52, 1736440), (65, 1389152), (80, 1128686), (104, 868220), (130, 694576), (160, 564343), (208, 434110), (260, 347288), (416, 217055), (520, 173644), (1040, 86822), (2080, 43411)]