196709320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2531}}^1$

素因数の和:2638

約数の個数: 64

約数和(自身を含む): 464875200

約数和(自身を除く): 268165880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 116, 134, 145, 232, 268, 290, 335, 536, 580, 670, 1160, 1340, 1943, 2531, 2680, 3886, 5062, 7772, 9715, 10124, 12655, 15544, 19430, 20248, 25310, 38860, 50620, 73399, 77720, 101240, 146798, 169577, 293596, 339154, 366995, 587192, 678308, 733990, 847885, 1356616, 1467980, 1695770, 2935960, 3391540, 4917733, 6783080, 9835466, 19670932, 24588665, 39341864, 49177330, 98354660, 196709320]

約数ペア:

[(1, 196709320), (2, 98354660), (4, 49177330), (5, 39341864), (8, 24588665), (10, 19670932), (20, 9835466), (29, 6783080), (40, 4917733), (58, 3391540), (67, 2935960), (116, 1695770), (134, 1467980), (145, 1356616), (232, 847885), (268, 733990), (290, 678308), (335, 587192), (536, 366995), (580, 339154), (670, 293596), (1160, 169577), (1340, 146798), (1943, 101240), (2531, 77720), (2680, 73399), (3886, 50620), (5062, 38860), (7772, 25310), (9715, 20248), (10124, 19430), (12655, 15544)]