149435500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^2\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 72

約数和(自身を含む): 338319072

約数和(自身を除く): 188883572

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 311, 500, 620, 622, 775, 961, 1244, 1550, 1555, 1922, 3100, 3110, 3844, 3875, 4805, 6220, 7750, 7775, 9610, 9641, 15500, 15550, 19220, 19282, 24025, 31100, 38564, 38875, 48050, 48205, 77750, 96100, 96410, 120125, 155500, 192820, 240250, 241025, 298871, 480500, 482050, 597742, 964100, 1195484, 1205125, 1494355, 2410250, 2988710, 4820500, 5977420, 7471775, 14943550, 29887100, 37358875, 74717750, 149435500]

約数ペア:

[(1, 149435500), (2, 74717750), (4, 37358875), (5, 29887100), (10, 14943550), (20, 7471775), (25, 5977420), (31, 4820500), (50, 2988710), (62, 2410250), (100, 1494355), (124, 1205125), (125, 1195484), (155, 964100), (250, 597742), (310, 482050), (311, 480500), (500, 298871), (620, 241025), (622, 240250), (775, 192820), (961, 155500), (1244, 120125), (1550, 96410), (1555, 96100), (1922, 77750), (3100, 48205), (3110, 48050), (3844, 38875), (3875, 38564), (4805, 31100), (6220, 24025), (7750, 19282), (7775, 19220), (9610, 15550), (9641, 15500)]