193630900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 445249280

約数和(自身を除く): 251618380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 223, 380, 446, 457, 475, 892, 914, 950, 1115, 1828, 1900, 2230, 2285, 4237, 4460, 4570, 5575, 8474, 8683, 9140, 11150, 11425, 16948, 17366, 21185, 22300, 22850, 34732, 42370, 43415, 45700, 84740, 86830, 101911, 105925, 173660, 203822, 211850, 217075, 407644, 423700, 434150, 509555, 868300, 1019110, 1936309, 2038220, 2547775, 3872618, 5095550, 7745236, 9681545, 10191100, 19363090, 38726180, 48407725, 96815450, 193630900]

約数ペア:

[(1, 193630900), (2, 96815450), (4, 48407725), (5, 38726180), (10, 19363090), (19, 10191100), (20, 9681545), (25, 7745236), (38, 5095550), (50, 3872618), (76, 2547775), (95, 2038220), (100, 1936309), (190, 1019110), (223, 868300), (380, 509555), (446, 434150), (457, 423700), (475, 407644), (892, 217075), (914, 211850), (950, 203822), (1115, 173660), (1828, 105925), (1900, 101911), (2230, 86830), (2285, 84740), (4237, 45700), (4460, 43415), (4570, 42370), (5575, 34732), (8474, 22850), (8683, 22300), (9140, 21185), (11150, 17366), (11425, 16948)]