104856700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 248386880

約数和(自身を除く): 143530180

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 79, 100, 130, 158, 260, 316, 325, 395, 650, 790, 1021, 1027, 1300, 1580, 1975, 2042, 2054, 3950, 4084, 4108, 5105, 5135, 7900, 10210, 10270, 13273, 20420, 20540, 25525, 25675, 26546, 51050, 51350, 53092, 66365, 80659, 102100, 102700, 132730, 161318, 265460, 322636, 331825, 403295, 663650, 806590, 1048567, 1327300, 1613180, 2016475, 2097134, 4032950, 4194268, 5242835, 8065900, 10485670, 20971340, 26214175, 52428350, 104856700]

約数ペア:

[(1, 104856700), (2, 52428350), (4, 26214175), (5, 20971340), (10, 10485670), (13, 8065900), (20, 5242835), (25, 4194268), (26, 4032950), (50, 2097134), (52, 2016475), (65, 1613180), (79, 1327300), (100, 1048567), (130, 806590), (158, 663650), (260, 403295), (316, 331825), (325, 322636), (395, 265460), (650, 161318), (790, 132730), (1021, 102700), (1027, 102100), (1300, 80659), (1580, 66365), (1975, 53092), (2042, 51350), (2054, 51050), (3950, 26546), (4084, 25675), (4108, 25525), (5105, 20540), (5135, 20420), (7900, 13273), (10210, 10270)]