90820570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{12919}}^1$

素因数の和:12982

約数の個数: 32

約数和(自身を含む): 176745600

約数和(自身を除く): 85925030

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 3515, 7030, 12919, 25838, 64595, 129190, 245461, 478003, 490922, 956006, 1227305, 2390015, 2454610, 4780030, 9082057, 18164114, 45410285, 90820570]

約数ペア:

[(1, 90820570), (2, 45410285), (5, 18164114), (10, 9082057), (19, 4780030), (37, 2454610), (38, 2390015), (74, 1227305), (95, 956006), (185, 490922), (190, 478003), (370, 245461), (703, 129190), (1406, 64595), (3515, 25838), (7030, 12919)]