90770505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 176394240

約数和(自身を除く): 85623735

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 173, 263, 285, 399, 519, 665, 789, 865, 1211, 1315, 1841, 1995, 2595, 3287, 3633, 3945, 4997, 5523, 6055, 9205, 9861, 14991, 16435, 18165, 23009, 24985, 27615, 34979, 45499, 49305, 69027, 74955, 104937, 115045, 136497, 174895, 227495, 318493, 345135, 524685, 682485, 864481, 955479, 1592465, 2593443, 4322405, 4777395, 6051367, 12967215, 18154101, 30256835, 90770505]

約数ペア:

[(1, 90770505), (3, 30256835), (5, 18154101), (7, 12967215), (15, 6051367), (19, 4777395), (21, 4322405), (35, 2593443), (57, 1592465), (95, 955479), (105, 864481), (133, 682485), (173, 524685), (263, 345135), (285, 318493), (399, 227495), (519, 174895), (665, 136497), (789, 115045), (865, 104937), (1211, 74955), (1315, 69027), (1841, 49305), (1995, 45499), (2595, 34979), (3287, 27615), (3633, 24985), (3945, 23009), (4997, 18165), (5523, 16435), (6055, 14991), (9205, 9861)]