917806960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{12511}}^1$

素因数の和:12662

約数の個数: 80

約数和(自身を含む): 2457556992

約数和(自身を除く): 1539750032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 917, 1048, 1310, 1834, 2096, 2620, 3668, 4585, 5240, 7336, 9170, 10480, 12511, 14672, 18340, 25022, 36680, 50044, 62555, 73360, 87577, 100088, 125110, 175154, 200176, 250220, 350308, 437885, 500440, 700616, 875770, 1000880, 1401232, 1638941, 1751540, 3277882, 3503080, 6555764, 7006160, 8194705, 11472587, 13111528, 16389410, 22945174, 26223056, 32778820, 45890348, 57362935, 65557640, 91780696, 114725870, 131115280, 183561392, 229451740, 458903480, 917806960]

約数ペア:

[(1, 917806960), (2, 458903480), (4, 229451740), (5, 183561392), (7, 131115280), (8, 114725870), (10, 91780696), (14, 65557640), (16, 57362935), (20, 45890348), (28, 32778820), (35, 26223056), (40, 22945174), (56, 16389410), (70, 13111528), (80, 11472587), (112, 8194705), (131, 7006160), (140, 6555764), (262, 3503080), (280, 3277882), (524, 1751540), (560, 1638941), (655, 1401232), (917, 1000880), (1048, 875770), (1310, 700616), (1834, 500440), (2096, 437885), (2620, 350308), (3668, 250220), (4585, 200176), (5240, 175154), (7336, 125110), (9170, 100088), (10480, 87577), (12511, 73360), (14672, 62555), (18340, 50044), (25022, 36680)]