42138850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 85072680

約数和(自身を除く): 42933830

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 241, 269, 325, 482, 538, 650, 1205, 1345, 2410, 2690, 3133, 3497, 6025, 6266, 6725, 6994, 12050, 13450, 15665, 17485, 31330, 34970, 64829, 78325, 87425, 129658, 156650, 174850, 324145, 648290, 842777, 1620725, 1685554, 3241450, 4213885, 8427770, 21069425, 42138850]

約数ペア:

[(1, 42138850), (2, 21069425), (5, 8427770), (10, 4213885), (13, 3241450), (25, 1685554), (26, 1620725), (50, 842777), (65, 648290), (130, 324145), (241, 174850), (269, 156650), (325, 129658), (482, 87425), (538, 78325), (650, 64829), (1205, 34970), (1345, 31330), (2410, 17485), (2690, 15665), (3133, 13450), (3497, 12050), (6025, 6994), (6266, 6725)]