66763216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 149990400

約数和(自身を除く): 83227184

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 79, 104, 136, 158, 208, 221, 239, 272, 316, 442, 478, 632, 884, 956, 1027, 1264, 1343, 1768, 1912, 2054, 2686, 3107, 3536, 3824, 4063, 4108, 5372, 6214, 8126, 8216, 10744, 12428, 16252, 16432, 17459, 18881, 21488, 24856, 32504, 34918, 37762, 49712, 52819, 65008, 69836, 75524, 105638, 139672, 151048, 211276, 245453, 279344, 302096, 320977, 422552, 490906, 641954, 845104, 981812, 1283908, 1963624, 2567816, 3927248, 4172701, 5135632, 8345402, 16690804, 33381608, 66763216]

約数ペア:

[(1, 66763216), (2, 33381608), (4, 16690804), (8, 8345402), (13, 5135632), (16, 4172701), (17, 3927248), (26, 2567816), (34, 1963624), (52, 1283908), (68, 981812), (79, 845104), (104, 641954), (136, 490906), (158, 422552), (208, 320977), (221, 302096), (239, 279344), (272, 245453), (316, 211276), (442, 151048), (478, 139672), (632, 105638), (884, 75524), (956, 69836), (1027, 65008), (1264, 52819), (1343, 49712), (1768, 37762), (1912, 34918), (2054, 32504), (2686, 24856), (3107, 21488), (3536, 18881), (3824, 17459), (4063, 16432), (4108, 16252), (5372, 12428), (6214, 10744), (8126, 8216)]