81700128

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9151}}^1$

素因数の和:9198

約数の個数: 72

約数和(自身を含む): 239855616

約数和(自身を除く): 158155488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 9151, 18302, 27453, 36604, 54906, 73208, 82359, 109812, 146416, 164718, 219624, 283681, 292832, 329436, 439248, 567362, 658872, 851043, 878496, 1134724, 1317744, 1702086, 2269448, 2553129, 2635488, 3404172, 4538896, 5106258, 6808344, 9077792, 10212516, 13616688, 20425032, 27233376, 40850064, 81700128]

約数ペア:

[(1, 81700128), (2, 40850064), (3, 27233376), (4, 20425032), (6, 13616688), (8, 10212516), (9, 9077792), (12, 6808344), (16, 5106258), (18, 4538896), (24, 3404172), (31, 2635488), (32, 2553129), (36, 2269448), (48, 1702086), (62, 1317744), (72, 1134724), (93, 878496), (96, 851043), (124, 658872), (144, 567362), (186, 439248), (248, 329436), (279, 292832), (288, 283681), (372, 219624), (496, 164718), (558, 146416), (744, 109812), (992, 82359), (1116, 73208), (1488, 54906), (2232, 36604), (2976, 27453), (4464, 18302), (8928, 9151)]