195879080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3361}}^1$

素因数の和:3450

約数の個数: 64

約数和(自身を含む): 464762880

約数和(自身を除く): 268883800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1880, 2914, 3361, 5828, 6722, 7285, 11656, 13444, 14570, 16805, 26888, 29140, 33610, 58280, 67220, 104191, 134440, 157967, 208382, 315934, 416764, 520955, 631868, 789835, 833528, 1041910, 1263736, 1579670, 2083820, 3159340, 4167640, 4896977, 6318680, 9793954, 19587908, 24484885, 39175816, 48969770, 97939540, 195879080]

約数ペア:

[(1, 195879080), (2, 97939540), (4, 48969770), (5, 39175816), (8, 24484885), (10, 19587908), (20, 9793954), (31, 6318680), (40, 4896977), (47, 4167640), (62, 3159340), (94, 2083820), (124, 1579670), (155, 1263736), (188, 1041910), (235, 833528), (248, 789835), (310, 631868), (376, 520955), (470, 416764), (620, 315934), (940, 208382), (1240, 157967), (1457, 134440), (1880, 104191), (2914, 67220), (3361, 58280), (5828, 33610), (6722, 29140), (7285, 26888), (11656, 16805), (13444, 14570)]