38639900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29723}}^1$

素因数の和:29750

約数の個数: 36

約数和(自身を含む): 90301512

約数和(自身を除く): 51661612

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 29723, 59446, 118892, 148615, 297230, 386399, 594460, 743075, 772798, 1486150, 1545596, 1931995, 2972300, 3863990, 7727980, 9659975, 19319950, 38639900]

約数ペア:

[(1, 38639900), (2, 19319950), (4, 9659975), (5, 7727980), (10, 3863990), (13, 2972300), (20, 1931995), (25, 1545596), (26, 1486150), (50, 772798), (52, 743075), (65, 594460), (100, 386399), (130, 297230), (260, 148615), (325, 118892), (650, 59446), (1300, 29723)]