201784425

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1471}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 350453760

約数和(自身を除く): 148669335

約数列:

[1, 3, 5, 15, 25, 31, 59, 75, 93, 155, 177, 295, 465, 775, 885, 1471, 1475, 1829, 2325, 4413, 4425, 5487, 7355, 9145, 22065, 27435, 36775, 45601, 45725, 86789, 110325, 136803, 137175, 228005, 260367, 433945, 684015, 1140025, 1301835, 2169725, 2690459, 3420075, 6509175, 8071377, 13452295, 40356885, 67261475, 201784425]

約数ペア:

[(1, 201784425), (3, 67261475), (5, 40356885), (15, 13452295), (25, 8071377), (31, 6509175), (59, 3420075), (75, 2690459), (93, 2169725), (155, 1301835), (177, 1140025), (295, 684015), (465, 433945), (775, 260367), (885, 228005), (1471, 137175), (1475, 136803), (1829, 110325), (2325, 86789), (4413, 45725), (4425, 45601), (5487, 36775), (7355, 27435), (9145, 22065)]