80982075

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 140721152

約数和(自身を除く): 59739077

約数列:

[1, 3, 5, 15, 25, 31, 61, 75, 93, 155, 183, 305, 465, 571, 775, 915, 1525, 1713, 1891, 2325, 2855, 4575, 5673, 8565, 9455, 14275, 17701, 28365, 34831, 42825, 47275, 53103, 88505, 104493, 141825, 174155, 265515, 442525, 522465, 870775, 1079761, 1327575, 2612325, 3239283, 5398805, 16196415, 26994025, 80982075]

約数ペア:

[(1, 80982075), (3, 26994025), (5, 16196415), (15, 5398805), (25, 3239283), (31, 2612325), (61, 1327575), (75, 1079761), (93, 870775), (155, 522465), (183, 442525), (305, 265515), (465, 174155), (571, 141825), (775, 104493), (915, 88505), (1525, 53103), (1713, 47275), (1891, 42825), (2325, 34831), (2855, 28365), (4575, 17701), (5673, 14275), (8565, 9455)]