78820872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{983}}^1$

素因数の和:1262

約数の個数: 64

約数和(自身を含む): 213252480

約数和(自身を除く): 134431608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 257, 312, 514, 771, 983, 1028, 1542, 1966, 2056, 2949, 3084, 3341, 3932, 5898, 6168, 6682, 7864, 10023, 11796, 12779, 13364, 20046, 23592, 25558, 26728, 38337, 40092, 51116, 76674, 80184, 102232, 153348, 252631, 306696, 505262, 757893, 1010524, 1515786, 2021048, 3031572, 3284203, 6063144, 6568406, 9852609, 13136812, 19705218, 26273624, 39410436, 78820872]

約数ペア:

[(1, 78820872), (2, 39410436), (3, 26273624), (4, 19705218), (6, 13136812), (8, 9852609), (12, 6568406), (13, 6063144), (24, 3284203), (26, 3031572), (39, 2021048), (52, 1515786), (78, 1010524), (104, 757893), (156, 505262), (257, 306696), (312, 252631), (514, 153348), (771, 102232), (983, 80184), (1028, 76674), (1542, 51116), (1966, 40092), (2056, 38337), (2949, 26728), (3084, 25558), (3341, 23592), (3932, 20046), (5898, 13364), (6168, 12779), (6682, 11796), (7864, 10023)]