388262550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{199109}}^1$

素因数の和:199137

約数の個数: 48

約数和(自身を含む): 1036964880

約数和(自身を除く): 648702330

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, 199109, 398218, 597327, 995545, 1194654, 1991090, 2588417, 2986635, 4977725, 5176834, 5973270, 7765251, 9955450, 12942085, 14933175, 15530502, 25884170, 29866350, 38826255, 64710425, 77652510, 129420850, 194131275, 388262550]

約数ペア:

[(1, 388262550), (2, 194131275), (3, 129420850), (5, 77652510), (6, 64710425), (10, 38826255), (13, 29866350), (15, 25884170), (25, 15530502), (26, 14933175), (30, 12942085), (39, 9955450), (50, 7765251), (65, 5973270), (75, 5176834), (78, 4977725), (130, 2986635), (150, 2588417), (195, 1991090), (325, 1194654), (390, 995545), (650, 597327), (975, 398218), (1950, 199109)]