86720231395

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{38321}}^1$

素因数の和:38476

約数の個数: 64

約数和(自身を含む): 129792015360

約数和(自身を除く): 43071783965

約数列:

[1, 5, 7, 19, 35, 41, 83, 95, 133, 205, 287, 415, 581, 665, 779, 1435, 1577, 2905, 3403, 3895, 5453, 7885, 11039, 17015, 23821, 27265, 38321, 55195, 64657, 119105, 191605, 268247, 323285, 452599, 728099, 1341235, 1571161, 2262995, 3180643, 3640495, 5096693, 7855805, 10998127, 15903215, 22264501, 25483465, 29852059, 54990635, 60432217, 111322505, 130406363, 149260295, 208964413, 302161085, 423025519, 652031815, 912844541, 1044822065, 2115127595, 2477720897, 4564222705, 12388604485, 17344046279, 86720231395]

約数ペア:

[(1, 86720231395), (5, 17344046279), (7, 12388604485), (19, 4564222705), (35, 2477720897), (41, 2115127595), (83, 1044822065), (95, 912844541), (133, 652031815), (205, 423025519), (287, 302161085), (415, 208964413), (581, 149260295), (665, 130406363), (779, 111322505), (1435, 60432217), (1577, 54990635), (2905, 29852059), (3403, 25483465), (3895, 22264501), (5453, 15903215), (7885, 10998127), (11039, 7855805), (17015, 5096693), (23821, 3640495), (27265, 3180643), (38321, 2262995), (55195, 1571161), (64657, 1341235), (119105, 728099), (191605, 452599), (268247, 323285)]