400552640

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2539}}^1$

素因数の和:2602

約数の個数: 112

約数和(自身を含む): 1045159200

約数和(自身を除く): 644606560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 136, 145, 160, 170, 232, 272, 290, 320, 340, 464, 493, 544, 580, 680, 928, 986, 1088, 1160, 1360, 1856, 1972, 2320, 2465, 2539, 2720, 3944, 4640, 4930, 5078, 5440, 7888, 9280, 9860, 10156, 12695, 15776, 19720, 20312, 25390, 31552, 39440, 40624, 43163, 50780, 73631, 78880, 81248, 86326, 101560, 147262, 157760, 162496, 172652, 203120, 215815, 294524, 345304, 368155, 406240, 431630, 589048, 690608, 736310, 812480, 863260, 1178096, 1251727, 1381216, 1472620, 1726520, 2356192, 2503454, 2762432, 2945240, 3453040, 4712384, 5006908, 5890480, 6258635, 6906080, 10013816, 11780960, 12517270, 13812160, 20027632, 23561920, 25034540, 40055264, 50069080, 80110528, 100138160, 200276320, 400552640]

約数ペア:

[(1, 400552640), (2, 200276320), (4, 100138160), (5, 80110528), (8, 50069080), (10, 40055264), (16, 25034540), (17, 23561920), (20, 20027632), (29, 13812160), (32, 12517270), (34, 11780960), (40, 10013816), (58, 6906080), (64, 6258635), (68, 5890480), (80, 5006908), (85, 4712384), (116, 3453040), (136, 2945240), (145, 2762432), (160, 2503454), (170, 2356192), (232, 1726520), (272, 1472620), (290, 1381216), (320, 1251727), (340, 1178096), (464, 863260), (493, 812480), (544, 736310), (580, 690608), (680, 589048), (928, 431630), (986, 406240), (1088, 368155), (1160, 345304), (1360, 294524), (1856, 215815), (1972, 203120), (2320, 172652), (2465, 162496), (2539, 157760), (2720, 147262), (3944, 101560), (4640, 86326), (4930, 81248), (5078, 78880), (5440, 73631), (7888, 50780), (9280, 43163), (9860, 40624), (10156, 39440), (12695, 31552), (15776, 25390), (19720, 20312)]