25571970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1787}}^1$

素因数の和:1856

約数の個数: 64

約数和(自身を含む): 69517440

約数和(自身を除く): 43945470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 53, 54, 90, 106, 135, 159, 265, 270, 318, 477, 530, 795, 954, 1431, 1590, 1787, 2385, 2862, 3574, 4770, 5361, 7155, 8935, 10722, 14310, 16083, 17870, 26805, 32166, 48249, 53610, 80415, 94711, 96498, 160830, 189422, 241245, 284133, 473555, 482490, 568266, 852399, 947110, 1420665, 1704798, 2557197, 2841330, 4261995, 5114394, 8523990, 12785985, 25571970]

約数ペア:

[(1, 25571970), (2, 12785985), (3, 8523990), (5, 5114394), (6, 4261995), (9, 2841330), (10, 2557197), (15, 1704798), (18, 1420665), (27, 947110), (30, 852399), (45, 568266), (53, 482490), (54, 473555), (90, 284133), (106, 241245), (135, 189422), (159, 160830), (265, 96498), (270, 94711), (318, 80415), (477, 53610), (530, 48249), (795, 32166), (954, 26805), (1431, 17870), (1590, 16083), (1787, 14310), (2385, 10722), (2862, 8935), (3574, 7155), (4770, 5361)]