420770050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 854802432

約数和(自身を除く): 434032382

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 67, 86, 115, 127, 134, 215, 230, 254, 335, 430, 575, 635, 670, 989, 1075, 1150, 1270, 1541, 1675, 1978, 2150, 2881, 2921, 3082, 3175, 3350, 4945, 5461, 5762, 5842, 6350, 7705, 8509, 9890, 10922, 14405, 14605, 15410, 17018, 24725, 27305, 28810, 29210, 38525, 42545, 49450, 54610, 66263, 72025, 73025, 77050, 85090, 125603, 132526, 136525, 144050, 146050, 195707, 212725, 251206, 273050, 331315, 365887, 391414, 425450, 628015, 662630, 731774, 978535, 1256030, 1656575, 1829435, 1957070, 3140075, 3313150, 3658870, 4892675, 6280150, 8415401, 9147175, 9785350, 16830802, 18294350, 42077005, 84154010, 210385025, 420770050]

約数ペア:

[(1, 420770050), (2, 210385025), (5, 84154010), (10, 42077005), (23, 18294350), (25, 16830802), (43, 9785350), (46, 9147175), (50, 8415401), (67, 6280150), (86, 4892675), (115, 3658870), (127, 3313150), (134, 3140075), (215, 1957070), (230, 1829435), (254, 1656575), (335, 1256030), (430, 978535), (575, 731774), (635, 662630), (670, 628015), (989, 425450), (1075, 391414), (1150, 365887), (1270, 331315), (1541, 273050), (1675, 251206), (1978, 212725), (2150, 195707), (2881, 146050), (2921, 144050), (3082, 136525), (3175, 132526), (3350, 125603), (4945, 85090), (5461, 77050), (5762, 73025), (5842, 72025), (6350, 66263), (7705, 54610), (8509, 49450), (9890, 42545), (10922, 38525), (14405, 29210), (14605, 28810), (15410, 27305), (17018, 24725)]