204845702978

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{265729}}^1$

素因数の和:265875

約数の個数: 64

約数和(自身を含む): 385712409600

約数和(自身を除く): 180866706622

約数列:

[1, 2, 7, 14, 17, 34, 41, 79, 82, 119, 158, 238, 287, 553, 574, 697, 1106, 1343, 1394, 2686, 3239, 4879, 6478, 9401, 9758, 18802, 22673, 45346, 55063, 110126, 265729, 385441, 531458, 770882, 1860103, 3720206, 4517393, 9034786, 10894889, 20992591, 21789778, 31621751, 41985182, 63243502, 76264223, 146948137, 152528446, 185213113, 293896274, 356874047, 370426226, 713748094, 860696231, 1296491791, 1721392462, 2498118329, 2592983582, 4996236658, 6024873617, 12049747234, 14631835927, 29263671854, 102422851489, 204845702978]

約数ペア:

[(1, 204845702978), (2, 102422851489), (7, 29263671854), (14, 14631835927), (17, 12049747234), (34, 6024873617), (41, 4996236658), (79, 2592983582), (82, 2498118329), (119, 1721392462), (158, 1296491791), (238, 860696231), (287, 713748094), (553, 370426226), (574, 356874047), (697, 293896274), (1106, 185213113), (1343, 152528446), (1394, 146948137), (2686, 76264223), (3239, 63243502), (4879, 41985182), (6478, 31621751), (9401, 21789778), (9758, 20992591), (18802, 10894889), (22673, 9034786), (45346, 4517393), (55063, 3720206), (110126, 1860103), (265729, 770882), (385441, 531458)]