80408300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 219360960

約数和(自身を除く): 138952660

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 29, 34, 35, 50, 58, 68, 70, 85, 100, 116, 119, 140, 145, 170, 175, 203, 233, 238, 290, 340, 350, 406, 425, 466, 476, 493, 580, 595, 700, 725, 812, 850, 932, 986, 1015, 1165, 1190, 1450, 1631, 1700, 1972, 2030, 2330, 2380, 2465, 2900, 2975, 3262, 3451, 3961, 4060, 4660, 4930, 5075, 5825, 5950, 6524, 6757, 6902, 7922, 8155, 9860, 10150, 11650, 11900, 12325, 13514, 13804, 15844, 16310, 17255, 19805, 20300, 23300, 24650, 27028, 27727, 32620, 33785, 34510, 39610, 40775, 47299, 49300, 55454, 67570, 69020, 79220, 81550, 86275, 94598, 99025, 110908, 114869, 135140, 138635, 163100, 168925, 172550, 189196, 198050, 229738, 236495, 277270, 337850, 345100, 396100, 459476, 472990, 554540, 574345, 675700, 693175, 804083, 945980, 1148690, 1182475, 1386350, 1608166, 2297380, 2364950, 2772700, 2871725, 3216332, 4020415, 4729900, 5743450, 8040830, 11486900, 16081660, 20102075, 40204150, 80408300]

約数ペア:

[(1, 80408300), (2, 40204150), (4, 20102075), (5, 16081660), (7, 11486900), (10, 8040830), (14, 5743450), (17, 4729900), (20, 4020415), (25, 3216332), (28, 2871725), (29, 2772700), (34, 2364950), (35, 2297380), (50, 1608166), (58, 1386350), (68, 1182475), (70, 1148690), (85, 945980), (100, 804083), (116, 693175), (119, 675700), (140, 574345), (145, 554540), (170, 472990), (175, 459476), (203, 396100), (233, 345100), (238, 337850), (290, 277270), (340, 236495), (350, 229738), (406, 198050), (425, 189196), (466, 172550), (476, 168925), (493, 163100), (580, 138635), (595, 135140), (700, 114869), (725, 110908), (812, 99025), (850, 94598), (932, 86275), (986, 81550), (1015, 79220), (1165, 69020), (1190, 67570), (1450, 55454), (1631, 49300), (1700, 47299), (1972, 40775), (2030, 39610), (2330, 34510), (2380, 33785), (2465, 32620), (2900, 27727), (2975, 27028), (3262, 24650), (3451, 23300), (3961, 20300), (4060, 19805), (4660, 17255), (4930, 16310), (5075, 15844), (5825, 13804), (5950, 13514), (6524, 12325), (6757, 11900), (6902, 11650), (7922, 10150), (8155, 9860)]