53481880

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 123832800

約数和(自身を除く): 70350920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 89, 166, 178, 181, 332, 356, 362, 415, 445, 664, 712, 724, 830, 890, 905, 1448, 1660, 1780, 1810, 3320, 3560, 3620, 7240, 7387, 14774, 15023, 16109, 29548, 30046, 32218, 36935, 59096, 60092, 64436, 73870, 75115, 80545, 120184, 128872, 147740, 150230, 161090, 295480, 300460, 322180, 600920, 644360, 1337047, 2674094, 5348188, 6685235, 10696376, 13370470, 26740940, 53481880]

約数ペア:

[(1, 53481880), (2, 26740940), (4, 13370470), (5, 10696376), (8, 6685235), (10, 5348188), (20, 2674094), (40, 1337047), (83, 644360), (89, 600920), (166, 322180), (178, 300460), (181, 295480), (332, 161090), (356, 150230), (362, 147740), (415, 128872), (445, 120184), (664, 80545), (712, 75115), (724, 73870), (830, 64436), (890, 60092), (905, 59096), (1448, 36935), (1660, 32218), (1780, 30046), (1810, 29548), (3320, 16109), (3560, 15023), (3620, 14774), (7240, 7387)]