78287090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 170311680

約数和(自身を除く): 92024590

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 43, 62, 70, 86, 155, 215, 217, 301, 310, 430, 434, 602, 839, 1085, 1333, 1505, 1678, 2170, 2666, 3010, 4195, 5873, 6665, 8390, 9331, 11746, 13330, 18662, 26009, 29365, 36077, 46655, 52018, 58730, 72154, 93310, 130045, 180385, 182063, 252539, 260090, 360770, 364126, 505078, 910315, 1118387, 1262695, 1820630, 2236774, 2525390, 5591935, 7828709, 11183870, 15657418, 39143545, 78287090]

約数ペア:

[(1, 78287090), (2, 39143545), (5, 15657418), (7, 11183870), (10, 7828709), (14, 5591935), (31, 2525390), (35, 2236774), (43, 1820630), (62, 1262695), (70, 1118387), (86, 910315), (155, 505078), (215, 364126), (217, 360770), (301, 260090), (310, 252539), (430, 182063), (434, 180385), (602, 130045), (839, 93310), (1085, 72154), (1333, 58730), (1505, 52018), (1678, 46655), (2170, 36077), (2666, 29365), (3010, 26009), (4195, 18662), (5873, 13330), (6665, 11746), (8390, 9331)]