125130920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 290822400

約数和(自身を除く): 165691480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 101, 188, 202, 235, 376, 404, 470, 505, 659, 808, 940, 1010, 1318, 1880, 2020, 2636, 3295, 4040, 4747, 5272, 6590, 9494, 13180, 18988, 23735, 26360, 30973, 37976, 47470, 61946, 66559, 94940, 123892, 133118, 154865, 189880, 247784, 266236, 309730, 332795, 532472, 619460, 665590, 1238920, 1331180, 2662360, 3128273, 6256546, 12513092, 15641365, 25026184, 31282730, 62565460, 125130920]

約数ペア:

[(1, 125130920), (2, 62565460), (4, 31282730), (5, 25026184), (8, 15641365), (10, 12513092), (20, 6256546), (40, 3128273), (47, 2662360), (94, 1331180), (101, 1238920), (188, 665590), (202, 619460), (235, 532472), (376, 332795), (404, 309730), (470, 266236), (505, 247784), (659, 189880), (808, 154865), (940, 133118), (1010, 123892), (1318, 94940), (1880, 66559), (2020, 61946), (2636, 47470), (3295, 37976), (4040, 30973), (4747, 26360), (5272, 23735), (6590, 18988), (9494, 13180)]