156914197900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^2\times {\mathrm{421699}}^1$

素因数の和:421835

約数の個数: 54

約数和(自身を含む): 346178168700

約数和(自身を除く): 189263970800

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 3721, 6100, 7442, 14884, 18605, 37210, 74420, 93025, 186050, 372100, 421699, 843398, 1686796, 2108495, 4216990, 8433980, 10542475, 21084950, 25723639, 42169900, 51447278, 102894556, 128618195, 257236390, 514472780, 643090975, 1286181950, 1569141979, 2572363900, 3138283958, 6276567916, 7845709895, 15691419790, 31382839580, 39228549475, 78457098950, 156914197900]

約数ペア:

[(1, 156914197900), (2, 78457098950), (4, 39228549475), (5, 31382839580), (10, 15691419790), (20, 7845709895), (25, 6276567916), (50, 3138283958), (61, 2572363900), (100, 1569141979), (122, 1286181950), (244, 643090975), (305, 514472780), (610, 257236390), (1220, 128618195), (1525, 102894556), (3050, 51447278), (3721, 42169900), (6100, 25723639), (7442, 21084950), (14884, 10542475), (18605, 8433980), (37210, 4216990), (74420, 2108495), (93025, 1686796), (186050, 843398), (372100, 421699)]