2219090800

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{78137}}^1$

素因数の和:78226

約数の個数: 60

約数和(自身を含む): 5406524496

約数和(自身を除く): 3187433696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 710, 1136, 1420, 1775, 2840, 3550, 5680, 7100, 14200, 28400, 78137, 156274, 312548, 390685, 625096, 781370, 1250192, 1562740, 1953425, 3125480, 3906850, 5547727, 6250960, 7813700, 11095454, 15627400, 22190908, 27738635, 31254800, 44381816, 55477270, 88763632, 110954540, 138693175, 221909080, 277386350, 443818160, 554772700, 1109545400, 2219090800]

約数ペア:

[(1, 2219090800), (2, 1109545400), (4, 554772700), (5, 443818160), (8, 277386350), (10, 221909080), (16, 138693175), (20, 110954540), (25, 88763632), (40, 55477270), (50, 44381816), (71, 31254800), (80, 27738635), (100, 22190908), (142, 15627400), (200, 11095454), (284, 7813700), (355, 6250960), (400, 5547727), (568, 3906850), (710, 3125480), (1136, 1953425), (1420, 1562740), (1775, 1250192), (2840, 781370), (3550, 625096), (5680, 390685), (7100, 312548), (14200, 156274), (28400, 78137)]