8463520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{313}}^1$

素因数の和:354

約数の個数: 72

約数和(自身を含む): 21720636

約数和(自身を除く): 13257116

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 313, 338, 416, 520, 626, 676, 845, 1040, 1252, 1352, 1565, 1690, 2080, 2504, 2704, 3130, 3380, 4069, 5008, 5408, 6260, 6760, 8138, 10016, 12520, 13520, 16276, 20345, 25040, 27040, 32552, 40690, 50080, 52897, 65104, 81380, 105794, 130208, 162760, 211588, 264485, 325520, 423176, 528970, 651040, 846352, 1057940, 1692704, 2115880, 4231760, 8463520]

約数ペア:

[(1, 8463520), (2, 4231760), (4, 2115880), (5, 1692704), (8, 1057940), (10, 846352), (13, 651040), (16, 528970), (20, 423176), (26, 325520), (32, 264485), (40, 211588), (52, 162760), (65, 130208), (80, 105794), (104, 81380), (130, 65104), (160, 52897), (169, 50080), (208, 40690), (260, 32552), (313, 27040), (338, 25040), (416, 20345), (520, 16276), (626, 13520), (676, 12520), (845, 10016), (1040, 8138), (1252, 6760), (1352, 6260), (1565, 5408), (1690, 5008), (2080, 4069), (2504, 3380), (2704, 3130)]