54774340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 131241600

約数和(自身を除く): 76467260

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 61, 68, 76, 85, 95, 122, 139, 170, 190, 244, 278, 305, 323, 340, 380, 556, 610, 646, 695, 1037, 1159, 1220, 1292, 1390, 1615, 2074, 2318, 2363, 2641, 2780, 3230, 4148, 4636, 4726, 5185, 5282, 5795, 6460, 8479, 9452, 10370, 10564, 11590, 11815, 13205, 16958, 19703, 20740, 23180, 23630, 26410, 33916, 39406, 42395, 44897, 47260, 52820, 78812, 84790, 89794, 98515, 144143, 161101, 169580, 179588, 197030, 224485, 288286, 322202, 394060, 448970, 576572, 644404, 720715, 805505, 897940, 1441430, 1611010, 2738717, 2882860, 3222020, 5477434, 10954868, 13693585, 27387170, 54774340]

約数ペア:

[(1, 54774340), (2, 27387170), (4, 13693585), (5, 10954868), (10, 5477434), (17, 3222020), (19, 2882860), (20, 2738717), (34, 1611010), (38, 1441430), (61, 897940), (68, 805505), (76, 720715), (85, 644404), (95, 576572), (122, 448970), (139, 394060), (170, 322202), (190, 288286), (244, 224485), (278, 197030), (305, 179588), (323, 169580), (340, 161101), (380, 144143), (556, 98515), (610, 89794), (646, 84790), (695, 78812), (1037, 52820), (1159, 47260), (1220, 44897), (1292, 42395), (1390, 39406), (1615, 33916), (2074, 26410), (2318, 23630), (2363, 23180), (2641, 20740), (2780, 19703), (3230, 16958), (4148, 13205), (4636, 11815), (4726, 11590), (5185, 10564), (5282, 10370), (5795, 9452), (6460, 8479)]