814728825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6871}}^1$

素因数の和:6935

約数の個数: 72

約数和(自身を含む): 1595183616

約数和(自身を除く): 780454791

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 45, 51, 75, 85, 93, 153, 155, 225, 255, 279, 425, 465, 527, 765, 775, 1275, 1395, 1581, 2325, 2635, 3825, 4743, 6871, 6975, 7905, 13175, 20613, 23715, 34355, 39525, 61839, 103065, 116807, 118575, 171775, 213001, 309195, 350421, 515325, 584035, 639003, 1051263, 1065005, 1545975, 1752105, 1917009, 2920175, 3195015, 3621017, 5256315, 5325025, 8760525, 9585045, 10863051, 15975075, 18105085, 26281575, 32589153, 47925225, 54315255, 90525425, 162945765, 271576275, 814728825]

約数ペア:

[(1, 814728825), (3, 271576275), (5, 162945765), (9, 90525425), (15, 54315255), (17, 47925225), (25, 32589153), (31, 26281575), (45, 18105085), (51, 15975075), (75, 10863051), (85, 9585045), (93, 8760525), (153, 5325025), (155, 5256315), (225, 3621017), (255, 3195015), (279, 2920175), (425, 1917009), (465, 1752105), (527, 1545975), (765, 1065005), (775, 1051263), (1275, 639003), (1395, 584035), (1581, 515325), (2325, 350421), (2635, 309195), (3825, 213001), (4743, 171775), (6871, 118575), (6975, 116807), (7905, 103065), (13175, 61839), (20613, 39525), (23715, 34355)]