71387472

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:748

約数の個数: 80

約数和(自身を含む): 199862208

約数和(自身を除く): 128474736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 233, 312, 466, 491, 624, 699, 932, 982, 1398, 1473, 1864, 1964, 2796, 2946, 3029, 3728, 3928, 5592, 5892, 6058, 6383, 7856, 9087, 11184, 11784, 12116, 12766, 18174, 19149, 23568, 24232, 25532, 36348, 38298, 48464, 51064, 72696, 76596, 102128, 114403, 145392, 153192, 228806, 306384, 343209, 457612, 686418, 915224, 1372836, 1487239, 1830448, 2745672, 2974478, 4461717, 5491344, 5948956, 8923434, 11897912, 17846868, 23795824, 35693736, 71387472]

約数ペア:

[(1, 71387472), (2, 35693736), (3, 23795824), (4, 17846868), (6, 11897912), (8, 8923434), (12, 5948956), (13, 5491344), (16, 4461717), (24, 2974478), (26, 2745672), (39, 1830448), (48, 1487239), (52, 1372836), (78, 915224), (104, 686418), (156, 457612), (208, 343209), (233, 306384), (312, 228806), (466, 153192), (491, 145392), (624, 114403), (699, 102128), (932, 76596), (982, 72696), (1398, 51064), (1473, 48464), (1864, 38298), (1964, 36348), (2796, 25532), (2946, 24232), (3029, 23568), (3728, 19149), (3928, 18174), (5592, 12766), (5892, 12116), (6058, 11784), (6383, 11184), (7856, 9087)]