89945180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 215913600

約数和(自身を除く): 125968420

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 89, 92, 115, 130, 169, 178, 230, 260, 299, 338, 356, 445, 460, 598, 676, 845, 890, 1157, 1196, 1495, 1690, 1780, 2047, 2197, 2314, 2990, 3380, 3887, 4094, 4394, 4628, 5785, 5980, 7774, 8188, 8788, 10235, 10985, 11570, 15041, 15548, 19435, 20470, 21970, 23140, 26611, 30082, 38870, 40940, 43940, 50531, 53222, 60164, 75205, 77740, 101062, 106444, 133055, 150410, 195533, 202124, 252655, 266110, 300820, 345943, 391066, 505310, 532220, 691886, 782132, 977665, 1010620, 1383772, 1729715, 1955330, 3459430, 3910660, 4497259, 6918860, 8994518, 17989036, 22486295, 44972590, 89945180]

約数ペア:

[(1, 89945180), (2, 44972590), (4, 22486295), (5, 17989036), (10, 8994518), (13, 6918860), (20, 4497259), (23, 3910660), (26, 3459430), (46, 1955330), (52, 1729715), (65, 1383772), (89, 1010620), (92, 977665), (115, 782132), (130, 691886), (169, 532220), (178, 505310), (230, 391066), (260, 345943), (299, 300820), (338, 266110), (356, 252655), (445, 202124), (460, 195533), (598, 150410), (676, 133055), (845, 106444), (890, 101062), (1157, 77740), (1196, 75205), (1495, 60164), (1690, 53222), (1780, 50531), (2047, 43940), (2197, 40940), (2314, 38870), (2990, 30082), (3380, 26611), (3887, 23140), (4094, 21970), (4394, 20470), (4628, 19435), (5785, 15548), (5980, 15041), (7774, 11570), (8188, 10985), (8788, 10235)]