203430425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 285440064

約数和(自身を除く): 82009639

約数列:

[1, 5, 11, 25, 55, 61, 67, 181, 275, 305, 335, 671, 737, 905, 1525, 1675, 1991, 3355, 3685, 4087, 4525, 9955, 11041, 12127, 16775, 18425, 20435, 44957, 49775, 55205, 60635, 102175, 121451, 133397, 224785, 276025, 303175, 607255, 666985, 739747, 1123925, 3036275, 3334925, 3698735, 8137217, 18493675, 40686085, 203430425]

約数ペア:

[(1, 203430425), (5, 40686085), (11, 18493675), (25, 8137217), (55, 3698735), (61, 3334925), (67, 3036275), (181, 1123925), (275, 739747), (305, 666985), (335, 607255), (671, 303175), (737, 276025), (905, 224785), (1525, 133397), (1675, 121451), (1991, 102175), (3355, 60635), (3685, 55205), (4087, 49775), (4525, 44957), (9955, 20435), (11041, 18425), (12127, 16775)]