205389210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{5113}}^1$

素因数の和:5239

約数の個数: 64

約数和(自身を含む): 536110848

約数和(自身を除く): 330721638

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 103, 130, 195, 206, 309, 390, 515, 618, 1030, 1339, 1545, 2678, 3090, 4017, 5113, 6695, 8034, 10226, 13390, 15339, 20085, 25565, 30678, 40170, 51130, 66469, 76695, 132938, 153390, 199407, 332345, 398814, 526639, 664690, 997035, 1053278, 1579917, 1994070, 2633195, 3159834, 5266390, 6846307, 7899585, 13692614, 15799170, 20538921, 34231535, 41077842, 68463070, 102694605, 205389210]

約数ペア:

[(1, 205389210), (2, 102694605), (3, 68463070), (5, 41077842), (6, 34231535), (10, 20538921), (13, 15799170), (15, 13692614), (26, 7899585), (30, 6846307), (39, 5266390), (65, 3159834), (78, 2633195), (103, 1994070), (130, 1579917), (195, 1053278), (206, 997035), (309, 664690), (390, 526639), (515, 398814), (618, 332345), (1030, 199407), (1339, 153390), (1545, 132938), (2678, 76695), (3090, 66469), (4017, 51130), (5113, 40170), (6695, 30678), (8034, 25565), (10226, 20085), (13390, 15339)]