12980492875

素因数分解:

$5^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{64781}}^1$

素因数の和:65032

約数の個数: 32

約数和(自身を含む): 18595025280

約数和(自身を除く): 5614532405

約数列:

[1, 5, 7, 25, 35, 125, 175, 229, 875, 1145, 1603, 5725, 8015, 28625, 40075, 64781, 200375, 323905, 453467, 1619525, 2267335, 8097625, 11336675, 14834849, 56683375, 74174245, 103843943, 370871225, 519219715, 1854356125, 2596098575, 12980492875]

約数ペア:

[(1, 12980492875), (5, 2596098575), (7, 1854356125), (25, 519219715), (35, 370871225), (125, 103843943), (175, 74174245), (229, 56683375), (875, 14834849), (1145, 11336675), (1603, 8097625), (5725, 2267335), (8015, 1619525), (28625, 453467), (40075, 323905), (64781, 200375)]