156721500020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1\times {\mathrm{211403}}^1$

素因数の和:211880

約数の個数: 48

約数和(自身を含む): 333280942848

約数和(自身を除く): 176559442828

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 367, 404, 505, 734, 1010, 1468, 1835, 2020, 3670, 7340, 37067, 74134, 148268, 185335, 211403, 370670, 422806, 741340, 845612, 1057015, 2114030, 4228060, 21351703, 42703406, 77584901, 85406812, 106758515, 155169802, 213517030, 310339604, 387924505, 427034060, 775849010, 1551698020, 7836075001, 15672150002, 31344300004, 39180375005, 78360750010, 156721500020]

約数ペア:

[(1, 156721500020), (2, 78360750010), (4, 39180375005), (5, 31344300004), (10, 15672150002), (20, 7836075001), (101, 1551698020), (202, 775849010), (367, 427034060), (404, 387924505), (505, 310339604), (734, 213517030), (1010, 155169802), (1468, 106758515), (1835, 85406812), (2020, 77584901), (3670, 42703406), (7340, 21351703), (37067, 4228060), (74134, 2114030), (148268, 1057015), (185335, 845612), (211403, 741340), (370670, 422806)]