54846250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 80

約数和(自身を含む): 113869800

約数和(自身を除く): 59023550

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 89, 125, 145, 170, 178, 250, 290, 425, 445, 493, 625, 725, 850, 890, 986, 1250, 1450, 1513, 2125, 2225, 2465, 2581, 3026, 3625, 4250, 4450, 4930, 5162, 7250, 7565, 10625, 11125, 12325, 12905, 15130, 18125, 21250, 22250, 24650, 25810, 36250, 37825, 43877, 55625, 61625, 64525, 75650, 87754, 111250, 123250, 129050, 189125, 219385, 308125, 322625, 378250, 438770, 616250, 645250, 945625, 1096925, 1613125, 1891250, 2193850, 3226250, 5484625, 10969250, 27423125, 54846250]

約数ペア:

[(1, 54846250), (2, 27423125), (5, 10969250), (10, 5484625), (17, 3226250), (25, 2193850), (29, 1891250), (34, 1613125), (50, 1096925), (58, 945625), (85, 645250), (89, 616250), (125, 438770), (145, 378250), (170, 322625), (178, 308125), (250, 219385), (290, 189125), (425, 129050), (445, 123250), (493, 111250), (625, 87754), (725, 75650), (850, 64525), (890, 61625), (986, 55625), (1250, 43877), (1450, 37825), (1513, 36250), (2125, 25810), (2225, 24650), (2465, 22250), (2581, 21250), (3026, 18125), (3625, 15130), (4250, 12905), (4450, 12325), (4930, 11125), (5162, 10625), (7250, 7565)]