104187280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1064

約数の個数: 80

約数和(自身を含む): 256126464

約数和(自身を除く): 151939184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 977, 1240, 1333, 1720, 1954, 2480, 2666, 3440, 3908, 4885, 5332, 6665, 7816, 9770, 10664, 13330, 15632, 19540, 21328, 26660, 30287, 39080, 42011, 53320, 60574, 78160, 84022, 106640, 121148, 151435, 168044, 210055, 242296, 302870, 336088, 420110, 484592, 605740, 672176, 840220, 1211480, 1302341, 1680440, 2422960, 2604682, 3360880, 5209364, 6511705, 10418728, 13023410, 20837456, 26046820, 52093640, 104187280]

約数ペア:

[(1, 104187280), (2, 52093640), (4, 26046820), (5, 20837456), (8, 13023410), (10, 10418728), (16, 6511705), (20, 5209364), (31, 3360880), (40, 2604682), (43, 2422960), (62, 1680440), (80, 1302341), (86, 1211480), (124, 840220), (155, 672176), (172, 605740), (215, 484592), (248, 420110), (310, 336088), (344, 302870), (430, 242296), (496, 210055), (620, 168044), (688, 151435), (860, 121148), (977, 106640), (1240, 84022), (1333, 78160), (1720, 60574), (1954, 53320), (2480, 42011), (2666, 39080), (3440, 30287), (3908, 26660), (4885, 21328), (5332, 19540), (6665, 15632), (7816, 13330), (9770, 10664)]