201580220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8849}}^1$

素因数の和:8942

約数の個数: 48

約数和(自身を含む): 454960800

約数和(自身を除く): 253380580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 4556, 5695, 8849, 11390, 17698, 22780, 35396, 44245, 88490, 150433, 176980, 300866, 592883, 601732, 752165, 1185766, 1504330, 2371532, 2964415, 3008660, 5928830, 10079011, 11857660, 20158022, 40316044, 50395055, 100790110, 201580220]

約数ペア:

[(1, 201580220), (2, 100790110), (4, 50395055), (5, 40316044), (10, 20158022), (17, 11857660), (20, 10079011), (34, 5928830), (67, 3008660), (68, 2964415), (85, 2371532), (134, 1504330), (170, 1185766), (268, 752165), (335, 601732), (340, 592883), (670, 300866), (1139, 176980), (1340, 150433), (2278, 88490), (4556, 44245), (5695, 35396), (8849, 22780), (11390, 17698)]