121566250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{7481}}^1$

素因数の和:7516

約数の個数: 40

約数和(自身を含む): 245424564

約数和(自身を除く): 123858314

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 7481, 8125, 14962, 16250, 37405, 74810, 97253, 187025, 194506, 374050, 486265, 935125, 972530, 1870250, 2431325, 4675625, 4862650, 9351250, 12156625, 24313250, 60783125, 121566250]

約数ペア:

[(1, 121566250), (2, 60783125), (5, 24313250), (10, 12156625), (13, 9351250), (25, 4862650), (26, 4675625), (50, 2431325), (65, 1870250), (125, 972530), (130, 935125), (250, 486265), (325, 374050), (625, 194506), (650, 187025), (1250, 97253), (1625, 74810), (3250, 37405), (7481, 16250), (8125, 14962)]