64146100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 149287320

約数和(自身を除く): 85141220

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 97, 100, 170, 194, 340, 388, 389, 425, 485, 778, 850, 970, 1556, 1649, 1700, 1940, 1945, 2425, 3298, 3890, 4850, 6596, 6613, 7780, 8245, 9700, 9725, 13226, 16490, 19450, 26452, 32980, 33065, 37733, 38900, 41225, 66130, 75466, 82450, 132260, 150932, 164900, 165325, 188665, 330650, 377330, 641461, 661300, 754660, 943325, 1282922, 1886650, 2565844, 3207305, 3773300, 6414610, 12829220, 16036525, 32073050, 64146100]

約数ペア:

[(1, 64146100), (2, 32073050), (4, 16036525), (5, 12829220), (10, 6414610), (17, 3773300), (20, 3207305), (25, 2565844), (34, 1886650), (50, 1282922), (68, 943325), (85, 754660), (97, 661300), (100, 641461), (170, 377330), (194, 330650), (340, 188665), (388, 165325), (389, 164900), (425, 150932), (485, 132260), (778, 82450), (850, 75466), (970, 66130), (1556, 41225), (1649, 38900), (1700, 37733), (1940, 33065), (1945, 32980), (2425, 26452), (3298, 19450), (3890, 16490), (4850, 13226), (6596, 9725), (6613, 9700), (7780, 8245)]