128434300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2939}}^1$

素因数の和:2995

約数の個数: 72

約数和(自身を含む): 306230400

約数和(自身を除く): 177796100

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 92, 95, 100, 115, 190, 230, 380, 437, 460, 475, 575, 874, 950, 1150, 1748, 1900, 2185, 2300, 2939, 4370, 5878, 8740, 10925, 11756, 14695, 21850, 29390, 43700, 55841, 58780, 67597, 73475, 111682, 135194, 146950, 223364, 270388, 279205, 293900, 337985, 558410, 675970, 1116820, 1284343, 1351940, 1396025, 1689925, 2568686, 2792050, 3379850, 5137372, 5584100, 6421715, 6759700, 12843430, 25686860, 32108575, 64217150, 128434300]

約数ペア:

[(1, 128434300), (2, 64217150), (4, 32108575), (5, 25686860), (10, 12843430), (19, 6759700), (20, 6421715), (23, 5584100), (25, 5137372), (38, 3379850), (46, 2792050), (50, 2568686), (76, 1689925), (92, 1396025), (95, 1351940), (100, 1284343), (115, 1116820), (190, 675970), (230, 558410), (380, 337985), (437, 293900), (460, 279205), (475, 270388), (575, 223364), (874, 146950), (950, 135194), (1150, 111682), (1748, 73475), (1900, 67597), (2185, 58780), (2300, 55841), (2939, 43700), (4370, 29390), (5878, 21850), (8740, 14695), (10925, 11756)]