73131375

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 129991680

約数和(自身を除く): 56860305

約数列:

[1, 3, 5, 15, 23, 25, 61, 69, 75, 115, 125, 139, 183, 305, 345, 375, 417, 575, 695, 915, 1403, 1525, 1725, 2085, 2875, 3197, 3475, 4209, 4575, 7015, 7625, 8479, 8625, 9591, 10425, 15985, 17375, 21045, 22875, 25437, 35075, 42395, 47955, 52125, 79925, 105225, 127185, 175375, 195017, 211975, 239775, 399625, 526125, 585051, 635925, 975085, 1059875, 1198875, 2925255, 3179625, 4875425, 14626275, 24377125, 73131375]

約数ペア:

[(1, 73131375), (3, 24377125), (5, 14626275), (15, 4875425), (23, 3179625), (25, 2925255), (61, 1198875), (69, 1059875), (75, 975085), (115, 635925), (125, 585051), (139, 526125), (183, 399625), (305, 239775), (345, 211975), (375, 195017), (417, 175375), (575, 127185), (695, 105225), (915, 79925), (1403, 52125), (1525, 47955), (1725, 42395), (2085, 35075), (2875, 25437), (3197, 22875), (3475, 21045), (4209, 17375), (4575, 15985), (7015, 10425), (7625, 9591), (8479, 8625)]