201645017540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31214399}}^1$

素因数の和:31214444

約数の個数: 48

約数和(自身を含む): 471961728000

約数和(自身を除く): 270316710460

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 31214399, 62428798, 124857596, 156071995, 312143990, 530644783, 593073581, 624287980, 1061289566, 1186147162, 2122579132, 2372294324, 2653223915, 2965367905, 5306447830, 5930735810, 10082250877, 10612895660, 11861471620, 20164501754, 40329003508, 50411254385, 100822508770, 201645017540]

約数ペア:

[(1, 201645017540), (2, 100822508770), (4, 50411254385), (5, 40329003508), (10, 20164501754), (17, 11861471620), (19, 10612895660), (20, 10082250877), (34, 5930735810), (38, 5306447830), (68, 2965367905), (76, 2653223915), (85, 2372294324), (95, 2122579132), (170, 1186147162), (190, 1061289566), (323, 624287980), (340, 593073581), (380, 530644783), (646, 312143990), (1292, 156071995), (1615, 124857596), (3230, 62428798), (6460, 31214399)]