16890250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5197}}^1$

素因数の和:5227

約数の個数: 32

約数和(自身を含む): 34057296

約数和(自身を除く): 17167046

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 5197, 10394, 25985, 51970, 67561, 129925, 135122, 259850, 337805, 649625, 675610, 1299250, 1689025, 3378050, 8445125, 16890250]

約数ペア:

[(1, 16890250), (2, 8445125), (5, 3378050), (10, 1689025), (13, 1299250), (25, 675610), (26, 649625), (50, 337805), (65, 259850), (125, 135122), (130, 129925), (250, 67561), (325, 51970), (650, 25985), (1625, 10394), (3250, 5197)]