74782000

素因数分解:

$2^4\times 5^3\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 182800800

約数和(自身を除く): 108018800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 139, 200, 250, 269, 278, 400, 500, 538, 556, 695, 1000, 1076, 1112, 1345, 1390, 2000, 2152, 2224, 2690, 2780, 3475, 4304, 5380, 5560, 6725, 6950, 10760, 11120, 13450, 13900, 17375, 21520, 26900, 27800, 33625, 34750, 37391, 53800, 55600, 67250, 69500, 74782, 107600, 134500, 139000, 149564, 186955, 269000, 278000, 299128, 373910, 538000, 598256, 747820, 934775, 1495640, 1869550, 2991280, 3739100, 4673875, 7478200, 9347750, 14956400, 18695500, 37391000, 74782000]

約数ペア:

[(1, 74782000), (2, 37391000), (4, 18695500), (5, 14956400), (8, 9347750), (10, 7478200), (16, 4673875), (20, 3739100), (25, 2991280), (40, 1869550), (50, 1495640), (80, 934775), (100, 747820), (125, 598256), (139, 538000), (200, 373910), (250, 299128), (269, 278000), (278, 269000), (400, 186955), (500, 149564), (538, 139000), (556, 134500), (695, 107600), (1000, 74782), (1076, 69500), (1112, 67250), (1345, 55600), (1390, 53800), (2000, 37391), (2152, 34750), (2224, 33625), (2690, 27800), (2780, 26900), (3475, 21520), (4304, 17375), (5380, 13900), (5560, 13450), (6725, 11120), (6950, 10760)]