207819950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13901}}^1$

素因数の和:13949

約数の個数: 48

約数和(自身を含む): 434409696

約数和(自身を除く): 226589746

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 230, 299, 325, 575, 598, 650, 1150, 1495, 2990, 7475, 13901, 14950, 27802, 69505, 139010, 180713, 319723, 347525, 361426, 639446, 695050, 903565, 1598615, 1807130, 3197230, 4156399, 4517825, 7993075, 8312798, 9035650, 15986150, 20781995, 41563990, 103909975, 207819950]

約数ペア:

[(1, 207819950), (2, 103909975), (5, 41563990), (10, 20781995), (13, 15986150), (23, 9035650), (25, 8312798), (26, 7993075), (46, 4517825), (50, 4156399), (65, 3197230), (115, 1807130), (130, 1598615), (230, 903565), (299, 695050), (325, 639446), (575, 361426), (598, 347525), (650, 319723), (1150, 180713), (1495, 139010), (2990, 69505), (7475, 27802), (13901, 14950)]