652100020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17539}}^1$

素因数の和:17585

約数の個数: 72

約数和(自身を含む): 1617749280

約数和(自身を除く): 965649260

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1859, 2860, 3380, 3718, 7436, 9295, 17539, 18590, 35078, 37180, 70156, 87695, 175390, 192929, 228007, 350780, 385858, 456014, 771716, 912028, 964645, 1140035, 1929290, 2280070, 2508077, 2964091, 3858580, 4560140, 5016154, 5928182, 10032308, 11856364, 12540385, 14820455, 25080770, 29640910, 32605001, 50161540, 59281820, 65210002, 130420004, 163025005, 326050010, 652100020]

約数ペア:

[(1, 652100020), (2, 326050010), (4, 163025005), (5, 130420004), (10, 65210002), (11, 59281820), (13, 50161540), (20, 32605001), (22, 29640910), (26, 25080770), (44, 14820455), (52, 12540385), (55, 11856364), (65, 10032308), (110, 5928182), (130, 5016154), (143, 4560140), (169, 3858580), (220, 2964091), (260, 2508077), (286, 2280070), (338, 1929290), (572, 1140035), (676, 964645), (715, 912028), (845, 771716), (1430, 456014), (1690, 385858), (1859, 350780), (2860, 228007), (3380, 192929), (3718, 175390), (7436, 87695), (9295, 70156), (17539, 37180), (18590, 35078)]