71887088

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:634

約数の個数: 80

約数和(自身を含む): 173530560

約数和(自身を除く): 101643472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 97, 104, 112, 182, 194, 208, 364, 388, 509, 679, 728, 776, 1018, 1261, 1358, 1456, 1552, 2036, 2522, 2716, 3563, 4072, 5044, 5432, 6617, 7126, 8144, 8827, 10088, 10864, 13234, 14252, 17654, 20176, 26468, 28504, 35308, 46319, 49373, 52936, 57008, 70616, 92638, 98746, 105872, 141232, 185276, 197492, 345611, 370552, 394984, 641849, 691222, 741104, 789968, 1283698, 1382444, 2567396, 2764888, 4492943, 5134792, 5529776, 8985886, 10269584, 17971772, 35943544, 71887088]

約数ペア:

[(1, 71887088), (2, 35943544), (4, 17971772), (7, 10269584), (8, 8985886), (13, 5529776), (14, 5134792), (16, 4492943), (26, 2764888), (28, 2567396), (52, 1382444), (56, 1283698), (91, 789968), (97, 741104), (104, 691222), (112, 641849), (182, 394984), (194, 370552), (208, 345611), (364, 197492), (388, 185276), (509, 141232), (679, 105872), (728, 98746), (776, 92638), (1018, 70616), (1261, 57008), (1358, 52936), (1456, 49373), (1552, 46319), (2036, 35308), (2522, 28504), (2716, 26468), (3563, 20176), (4072, 17654), (5044, 14252), (5432, 13234), (6617, 10864), (7126, 10088), (8144, 8827)]