27978400

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{853}}^1$

素因数の和:914

約数の個数: 72

約数和(自身を含む): 70050204

約数和(自身を除く): 42071804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 853, 1025, 1312, 1640, 1706, 2050, 3280, 3412, 4100, 4265, 6560, 6824, 8200, 8530, 13648, 16400, 17060, 21325, 27296, 32800, 34120, 34973, 42650, 68240, 69946, 85300, 136480, 139892, 170600, 174865, 279784, 341200, 349730, 559568, 682400, 699460, 874325, 1119136, 1398920, 1748650, 2797840, 3497300, 5595680, 6994600, 13989200, 27978400]

約数ペア:

[(1, 27978400), (2, 13989200), (4, 6994600), (5, 5595680), (8, 3497300), (10, 2797840), (16, 1748650), (20, 1398920), (25, 1119136), (32, 874325), (40, 699460), (41, 682400), (50, 559568), (80, 349730), (82, 341200), (100, 279784), (160, 174865), (164, 170600), (200, 139892), (205, 136480), (328, 85300), (400, 69946), (410, 68240), (656, 42650), (800, 34973), (820, 34120), (853, 32800), (1025, 27296), (1312, 21325), (1640, 17060), (1706, 16400), (2050, 13648), (3280, 8530), (3412, 8200), (4100, 6824), (4265, 6560)]