201987680

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{21397}}^1$

素因数の和:21471

約数の個数: 48

約数和(自身を含む): 485306640

約数和(自身を除く): 283318960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1888, 2360, 4720, 9440, 21397, 42794, 85588, 106985, 171176, 213970, 342352, 427940, 684704, 855880, 1262423, 1711760, 2524846, 3423520, 5049692, 6312115, 10099384, 12624230, 20198768, 25248460, 40397536, 50496920, 100993840, 201987680]

約数ペア:

[(1, 201987680), (2, 100993840), (4, 50496920), (5, 40397536), (8, 25248460), (10, 20198768), (16, 12624230), (20, 10099384), (32, 6312115), (40, 5049692), (59, 3423520), (80, 2524846), (118, 1711760), (160, 1262423), (236, 855880), (295, 684704), (472, 427940), (590, 342352), (944, 213970), (1180, 171176), (1888, 106985), (2360, 85588), (4720, 42794), (9440, 21397)]