85806812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{653}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 195352416

約数和(自身を除く): 109545604

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 361, 364, 494, 532, 653, 722, 988, 1306, 1444, 1729, 2527, 2612, 3458, 4571, 4693, 5054, 6916, 8489, 9142, 9386, 10108, 12407, 16978, 18284, 18772, 24814, 32851, 33956, 49628, 59423, 65702, 86849, 118846, 131404, 161291, 173698, 235733, 237692, 322582, 347396, 471466, 645164, 942932, 1129037, 1650131, 2258074, 3064529, 3300262, 4516148, 6129058, 6600524, 12258116, 21451703, 42903406, 85806812]

約数ペア:

[(1, 85806812), (2, 42903406), (4, 21451703), (7, 12258116), (13, 6600524), (14, 6129058), (19, 4516148), (26, 3300262), (28, 3064529), (38, 2258074), (52, 1650131), (76, 1129037), (91, 942932), (133, 645164), (182, 471466), (247, 347396), (266, 322582), (361, 237692), (364, 235733), (494, 173698), (532, 161291), (653, 131404), (722, 118846), (988, 86849), (1306, 65702), (1444, 59423), (1729, 49628), (2527, 33956), (2612, 32851), (3458, 24814), (4571, 18772), (4693, 18284), (5054, 16978), (6916, 12407), (8489, 10108), (9142, 9386)]