815087455

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1097}}^1$

素因数の和:1216

約数の個数: 64

約数和(自身を含む): 1275015168

約数和(自身を除く): 459927713

約数列:

[1, 5, 7, 13, 23, 35, 65, 71, 91, 115, 161, 299, 355, 455, 497, 805, 923, 1097, 1495, 1633, 2093, 2485, 4615, 5485, 6461, 7679, 8165, 10465, 11431, 14261, 21229, 25231, 32305, 38395, 57155, 71305, 77887, 99827, 106145, 126155, 148603, 176617, 328003, 389435, 499135, 545209, 743015, 883085, 1012531, 1640015, 1791401, 2296021, 2726045, 5062655, 7087717, 8957005, 11480105, 12539807, 23288213, 35438585, 62699035, 116441065, 163017491, 815087455]

約数ペア:

[(1, 815087455), (5, 163017491), (7, 116441065), (13, 62699035), (23, 35438585), (35, 23288213), (65, 12539807), (71, 11480105), (91, 8957005), (115, 7087717), (161, 5062655), (299, 2726045), (355, 2296021), (455, 1791401), (497, 1640015), (805, 1012531), (923, 883085), (1097, 743015), (1495, 545209), (1633, 499135), (2093, 389435), (2485, 328003), (4615, 176617), (5485, 148603), (6461, 126155), (7679, 106145), (8165, 99827), (10465, 77887), (11431, 71305), (14261, 57155), (21229, 38395), (25231, 32305)]