39640250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{12197}}^1$

素因数の和:12227

約数の個数: 32

約数和(自身を含む): 79921296

約数和(自身を除く): 40281046

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 12197, 24394, 60985, 121970, 158561, 304925, 317122, 609850, 792805, 1524625, 1585610, 3049250, 3964025, 7928050, 19820125, 39640250]

約数ペア:

[(1, 39640250), (2, 19820125), (5, 7928050), (10, 3964025), (13, 3049250), (25, 1585610), (26, 1524625), (50, 792805), (65, 609850), (125, 317122), (130, 304925), (250, 158561), (325, 121970), (650, 60985), (1625, 24394), (3250, 12197)]