200512510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 417415680

約数和(自身を除く): 216903170

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 197, 209, 394, 418, 487, 974, 985, 1045, 1970, 2090, 2167, 2435, 3743, 4334, 4870, 5357, 7486, 9253, 10714, 10835, 18506, 18715, 21670, 26785, 37430, 41173, 46265, 53570, 82346, 92530, 95939, 101783, 191878, 203566, 205865, 411730, 479695, 508915, 959390, 1017830, 1055329, 1822841, 2110658, 3645682, 5276645, 9114205, 10553290, 18228410, 20051251, 40102502, 100256255, 200512510]

約数ペア:

[(1, 200512510), (2, 100256255), (5, 40102502), (10, 20051251), (11, 18228410), (19, 10553290), (22, 9114205), (38, 5276645), (55, 3645682), (95, 2110658), (110, 1822841), (190, 1055329), (197, 1017830), (209, 959390), (394, 508915), (418, 479695), (487, 411730), (974, 205865), (985, 203566), (1045, 191878), (1970, 101783), (2090, 95939), (2167, 92530), (2435, 82346), (3743, 53570), (4334, 46265), (4870, 41173), (5357, 37430), (7486, 26785), (9253, 21670), (10714, 18715), (10835, 18506)]