520039650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{266687}}^1$

素因数の和:266715

約数の個数: 48

約数和(自身を含む): 1388911104

約数和(自身を除く): 868871454

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 266687, 533374, 800061, 1333435, 1600122, 2666870, 3466931, 4000305, 6667175, 6933862, 8000610, 10400793, 13334350, 17334655, 20001525, 20801586, 34669310, 40003050, 52003965, 86673275, 104007930, 173346550, 260019825, 520039650]

約数ペア:

[(1, 520039650), (2, 260019825), (3, 173346550), (5, 104007930), (6, 86673275), (10, 52003965), (13, 40003050), (15, 34669310), (25, 20801586), (26, 20001525), (30, 17334655), (39, 13334350), (50, 10400793), (65, 8000610), (75, 6933862), (78, 6667175), (130, 4000305), (150, 3466931), (195, 2666870), (325, 1600122), (390, 1333435), (650, 800061), (975, 533374), (1950, 266687)]