20125415050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{436087}}^1$

素因数の和:436183

約数の個数: 48

約数和(自身を含む): 40880633472

約数和(自身を除く): 20755218422

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 325, 355, 650, 710, 923, 1775, 1846, 3550, 4615, 9230, 23075, 46150, 436087, 872174, 2180435, 4360870, 5669131, 10902175, 11338262, 21804350, 28345655, 30962177, 56691310, 61924354, 141728275, 154810885, 283456550, 309621770, 402508301, 774054425, 805016602, 1548108850, 2012541505, 4025083010, 10062707525, 20125415050]

約数ペア:

[(1, 20125415050), (2, 10062707525), (5, 4025083010), (10, 2012541505), (13, 1548108850), (25, 805016602), (26, 774054425), (50, 402508301), (65, 309621770), (71, 283456550), (130, 154810885), (142, 141728275), (325, 61924354), (355, 56691310), (650, 30962177), (710, 28345655), (923, 21804350), (1775, 11338262), (1846, 10902175), (3550, 5669131), (4615, 4360870), (9230, 2180435), (23075, 872174), (46150, 436087)]