129282580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4549}}^1$

素因数の和:4601

約数の個数: 72

約数和(自身を含む): 326781000

約数和(自身を除く): 197498420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1421, 2030, 2842, 4060, 4549, 5684, 7105, 9098, 14210, 18196, 22745, 28420, 31843, 45490, 63686, 90980, 127372, 131921, 159215, 222901, 263842, 318430, 445802, 527684, 636860, 659605, 891604, 923447, 1114505, 1319210, 1846894, 2229010, 2638420, 3693788, 4458020, 4617235, 6464129, 9234470, 12928258, 18468940, 25856516, 32320645, 64641290, 129282580]

約数ペア:

[(1, 129282580), (2, 64641290), (4, 32320645), (5, 25856516), (7, 18468940), (10, 12928258), (14, 9234470), (20, 6464129), (28, 4617235), (29, 4458020), (35, 3693788), (49, 2638420), (58, 2229010), (70, 1846894), (98, 1319210), (116, 1114505), (140, 923447), (145, 891604), (196, 659605), (203, 636860), (245, 527684), (290, 445802), (406, 318430), (490, 263842), (580, 222901), (812, 159215), (980, 131921), (1015, 127372), (1421, 90980), (2030, 63686), (2842, 45490), (4060, 31843), (4549, 28420), (5684, 22745), (7105, 18196), (9098, 14210)]