258791050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1993}}^1$

素因数の和:2072

約数の個数: 72

約数和(自身を含む): 570790476

約数和(自身を除く): 311999426

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 53, 70, 98, 106, 175, 245, 265, 350, 371, 490, 530, 742, 1225, 1325, 1855, 1993, 2450, 2597, 2650, 3710, 3986, 5194, 9275, 9965, 12985, 13951, 18550, 19930, 25970, 27902, 49825, 64925, 69755, 97657, 99650, 105629, 129850, 139510, 195314, 211258, 348775, 488285, 528145, 697550, 739403, 976570, 1056290, 1478806, 2441425, 2640725, 3697015, 4882850, 5175821, 5281450, 7394030, 10351642, 18485075, 25879105, 36970150, 51758210, 129395525, 258791050]

約数ペア:

[(1, 258791050), (2, 129395525), (5, 51758210), (7, 36970150), (10, 25879105), (14, 18485075), (25, 10351642), (35, 7394030), (49, 5281450), (50, 5175821), (53, 4882850), (70, 3697015), (98, 2640725), (106, 2441425), (175, 1478806), (245, 1056290), (265, 976570), (350, 739403), (371, 697550), (490, 528145), (530, 488285), (742, 348775), (1225, 211258), (1325, 195314), (1855, 139510), (1993, 129850), (2450, 105629), (2597, 99650), (2650, 97657), (3710, 69755), (3986, 64925), (5194, 49825), (9275, 27902), (9965, 25970), (12985, 19930), (13951, 18550)]