13651160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 32313600

約数和(自身を除く): 18662440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 109, 124, 155, 202, 218, 248, 310, 404, 436, 505, 545, 620, 808, 872, 1010, 1090, 1240, 2020, 2180, 3131, 3379, 4040, 4360, 6262, 6758, 11009, 12524, 13516, 15655, 16895, 22018, 25048, 27032, 31310, 33790, 44036, 55045, 62620, 67580, 88072, 110090, 125240, 135160, 220180, 341279, 440360, 682558, 1365116, 1706395, 2730232, 3412790, 6825580, 13651160]

約数ペア:

[(1, 13651160), (2, 6825580), (4, 3412790), (5, 2730232), (8, 1706395), (10, 1365116), (20, 682558), (31, 440360), (40, 341279), (62, 220180), (101, 135160), (109, 125240), (124, 110090), (155, 88072), (202, 67580), (218, 62620), (248, 55045), (310, 44036), (404, 33790), (436, 31310), (505, 27032), (545, 25048), (620, 22018), (808, 16895), (872, 15655), (1010, 13516), (1090, 12524), (1240, 11009), (2020, 6758), (2180, 6262), (3131, 4360), (3379, 4040)]