828012375

素因数分解:

$3^4\times 5^3\times {\mathrm{53}}^1\times {\mathrm{1543}}^1$

素因数の和:1623

約数の個数: 80

約数和(自身を含む): 1573805376

約数和(自身を除く): 745793001

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 81, 125, 135, 159, 225, 265, 375, 405, 477, 675, 795, 1125, 1325, 1431, 1543, 2025, 2385, 3375, 3975, 4293, 4629, 6625, 7155, 7715, 10125, 11925, 13887, 19875, 21465, 23145, 35775, 38575, 41661, 59625, 69435, 81779, 107325, 115725, 124983, 178875, 192875, 208305, 245337, 347175, 408895, 536625, 578625, 624915, 736011, 1041525, 1226685, 1735875, 2044475, 2208033, 3124575, 3680055, 5207625, 6133425, 6624099, 10222375, 11040165, 15622875, 18400275, 30667125, 33120495, 55200825, 92001375, 165602475, 276004125, 828012375]

約数ペア:

[(1, 828012375), (3, 276004125), (5, 165602475), (9, 92001375), (15, 55200825), (25, 33120495), (27, 30667125), (45, 18400275), (53, 15622875), (75, 11040165), (81, 10222375), (125, 6624099), (135, 6133425), (159, 5207625), (225, 3680055), (265, 3124575), (375, 2208033), (405, 2044475), (477, 1735875), (675, 1226685), (795, 1041525), (1125, 736011), (1325, 624915), (1431, 578625), (1543, 536625), (2025, 408895), (2385, 347175), (3375, 245337), (3975, 208305), (4293, 192875), (4629, 178875), (6625, 124983), (7155, 115725), (7715, 107325), (10125, 81779), (11925, 69435), (13887, 59625), (19875, 41661), (21465, 38575), (23145, 35775)]