8201528025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{911}}^1$

素因数の和:1271

約数の個数: 96

約数和(自身を含む): 15047036928

約数和(自身を除く): 6845508903

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 307, 345, 391, 425, 575, 911, 921, 1173, 1275, 1535, 1725, 1955, 2733, 4555, 4605, 5219, 5865, 7061, 7675, 9775, 13665, 15487, 15657, 20953, 21183, 22775, 23025, 26095, 29325, 35305, 46461, 62859, 68325, 77435, 78285, 104765, 105915, 120037, 130475, 176525, 232305, 279677, 314295, 356201, 360111, 387175, 391425, 523825, 529575, 600185, 839031, 1068603, 1161525, 1398385, 1571475, 1781005, 1800555, 3000925, 4195155, 4754509, 5343015, 6432571, 6991925, 8905025, 9002775, 14263527, 19297713, 20975775, 23772545, 26715075, 32162855, 71317635, 96488565, 109353707, 118862725, 160814275, 328061121, 356588175, 482442825, 546768535, 1640305605, 2733842675, 8201528025]

約数ペア:

[(1, 8201528025), (3, 2733842675), (5, 1640305605), (15, 546768535), (17, 482442825), (23, 356588175), (25, 328061121), (51, 160814275), (69, 118862725), (75, 109353707), (85, 96488565), (115, 71317635), (255, 32162855), (307, 26715075), (345, 23772545), (391, 20975775), (425, 19297713), (575, 14263527), (911, 9002775), (921, 8905025), (1173, 6991925), (1275, 6432571), (1535, 5343015), (1725, 4754509), (1955, 4195155), (2733, 3000925), (4555, 1800555), (4605, 1781005), (5219, 1571475), (5865, 1398385), (7061, 1161525), (7675, 1068603), (9775, 839031), (13665, 600185), (15487, 529575), (15657, 523825), (20953, 391425), (21183, 387175), (22775, 360111), (23025, 356201), (26095, 314295), (29325, 279677), (35305, 232305), (46461, 176525), (62859, 130475), (68325, 120037), (77435, 105915), (78285, 104765)]