68978728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2311}}^1$

素因数の和:2378

約数の個数: 64

約数和(自身を含む): 163134720

約数和(自身を除く): 94155992

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 164, 182, 287, 328, 364, 533, 574, 728, 1066, 1148, 2132, 2296, 2311, 3731, 4264, 4622, 7462, 9244, 14924, 16177, 18488, 29848, 30043, 32354, 60086, 64708, 94751, 120172, 129416, 189502, 210301, 240344, 379004, 420602, 663257, 758008, 841204, 1231763, 1326514, 1682408, 2463526, 2653028, 4927052, 5306056, 8622341, 9854104, 17244682, 34489364, 68978728]

約数ペア:

[(1, 68978728), (2, 34489364), (4, 17244682), (7, 9854104), (8, 8622341), (13, 5306056), (14, 4927052), (26, 2653028), (28, 2463526), (41, 1682408), (52, 1326514), (56, 1231763), (82, 841204), (91, 758008), (104, 663257), (164, 420602), (182, 379004), (287, 240344), (328, 210301), (364, 189502), (533, 129416), (574, 120172), (728, 94751), (1066, 64708), (1148, 60086), (2132, 32354), (2296, 30043), (2311, 29848), (3731, 18488), (4264, 16177), (4622, 14924), (7462, 9244)]