25666928

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2269}}^1$

素因数の和:2385

約数の個数: 40

約数和(自身を含む): 57421920

約数和(自身を除く): 31754992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 2269, 2828, 4538, 5656, 9076, 11312, 15883, 18152, 31766, 36304, 63532, 127064, 229169, 254128, 458338, 916676, 1604183, 1833352, 3208366, 3666704, 6416732, 12833464, 25666928]

約数ペア:

[(1, 25666928), (2, 12833464), (4, 6416732), (7, 3666704), (8, 3208366), (14, 1833352), (16, 1604183), (28, 916676), (56, 458338), (101, 254128), (112, 229169), (202, 127064), (404, 63532), (707, 36304), (808, 31766), (1414, 18152), (1616, 15883), (2269, 11312), (2828, 9076), (4538, 5656)]