21583756325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{17939}}^1$

素因数の和:18134

約数の個数: 48

約数和(自身を含む): 30031560000

約数和(自身を除く): 8447803675

約数列:

[1, 5, 17, 19, 25, 85, 95, 149, 323, 425, 475, 745, 1615, 2533, 2831, 3725, 8075, 12665, 14155, 17939, 48127, 63325, 70775, 89695, 240635, 304963, 340841, 448475, 1203175, 1524815, 1704205, 2672911, 5794297, 7624075, 8521025, 13364555, 28971485, 45439487, 50785309, 66822775, 144857425, 227197435, 253926545, 863350253, 1135987175, 1269632725, 4316751265, 21583756325]

約数ペア:

[(1, 21583756325), (5, 4316751265), (17, 1269632725), (19, 1135987175), (25, 863350253), (85, 253926545), (95, 227197435), (149, 144857425), (323, 66822775), (425, 50785309), (475, 45439487), (745, 28971485), (1615, 13364555), (2533, 8521025), (2831, 7624075), (3725, 5794297), (8075, 2672911), (12665, 1704205), (14155, 1524815), (17939, 1203175), (48127, 448475), (63325, 340841), (70775, 304963), (89695, 240635)]