202164975

素因数分解:

$3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 374403120

約数和(自身を除く): 172238145

約数列:

[1, 3, 5, 9, 15, 25, 45, 59, 75, 97, 157, 177, 225, 291, 295, 471, 485, 531, 785, 873, 885, 1413, 1455, 1475, 2355, 2425, 2655, 3925, 4365, 4425, 5723, 7065, 7275, 9263, 11775, 13275, 15229, 17169, 21825, 27789, 28615, 35325, 45687, 46315, 51507, 76145, 83367, 85845, 137061, 138945, 143075, 228435, 231575, 257535, 380725, 416835, 429225, 685305, 694725, 898511, 1142175, 1287675, 2084175, 2695533, 3426525, 4492555, 8086599, 13477665, 22462775, 40432995, 67388325, 202164975]

約数ペア:

[(1, 202164975), (3, 67388325), (5, 40432995), (9, 22462775), (15, 13477665), (25, 8086599), (45, 4492555), (59, 3426525), (75, 2695533), (97, 2084175), (157, 1287675), (177, 1142175), (225, 898511), (291, 694725), (295, 685305), (471, 429225), (485, 416835), (531, 380725), (785, 257535), (873, 231575), (885, 228435), (1413, 143075), (1455, 138945), (1475, 137061), (2355, 85845), (2425, 83367), (2655, 76145), (3925, 51507), (4365, 46315), (4425, 45687), (5723, 35325), (7065, 28615), (7275, 27789), (9263, 21825), (11775, 17169), (13275, 15229)]