89392490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 185690880

約数和(自身を除く): 96298390

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 89, 110, 115, 178, 230, 253, 397, 445, 506, 794, 890, 979, 1265, 1958, 1985, 2047, 2530, 3970, 4094, 4367, 4895, 8734, 9131, 9790, 10235, 18262, 20470, 21835, 22517, 35333, 43670, 45034, 45655, 70666, 91310, 100441, 112585, 176665, 200882, 225170, 353330, 388663, 502205, 777326, 812659, 1004410, 1625318, 1943315, 3886630, 4063295, 8126590, 8939249, 17878498, 44696245, 89392490]

約数ペア:

[(1, 89392490), (2, 44696245), (5, 17878498), (10, 8939249), (11, 8126590), (22, 4063295), (23, 3886630), (46, 1943315), (55, 1625318), (89, 1004410), (110, 812659), (115, 777326), (178, 502205), (230, 388663), (253, 353330), (397, 225170), (445, 200882), (506, 176665), (794, 112585), (890, 100441), (979, 91310), (1265, 70666), (1958, 45655), (1985, 45034), (2047, 43670), (2530, 35333), (3970, 22517), (4094, 21835), (4367, 20470), (4895, 18262), (8734, 10235), (9131, 9790)]