262117635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{269}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 479001600

約数和(自身を除く): 216883965

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 263, 269, 285, 741, 789, 807, 1235, 1315, 1345, 3419, 3497, 3705, 3945, 4035, 4997, 5111, 10257, 10491, 14991, 15333, 17095, 17485, 24985, 25555, 51285, 52455, 64961, 66443, 70747, 74955, 76665, 194883, 199329, 212241, 324805, 332215, 353735, 919711, 974415, 996645, 1061205, 1344193, 2759133, 4032579, 4598555, 6720965, 13795665, 17474509, 20162895, 52423527, 87372545, 262117635]

約数ペア:

[(1, 262117635), (3, 87372545), (5, 52423527), (13, 20162895), (15, 17474509), (19, 13795665), (39, 6720965), (57, 4598555), (65, 4032579), (95, 2759133), (195, 1344193), (247, 1061205), (263, 996645), (269, 974415), (285, 919711), (741, 353735), (789, 332215), (807, 324805), (1235, 212241), (1315, 199329), (1345, 194883), (3419, 76665), (3497, 74955), (3705, 70747), (3945, 66443), (4035, 64961), (4997, 52455), (5111, 51285), (10257, 25555), (10491, 24985), (14991, 17485), (15333, 17095)]