25508720

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{761}}^1$

素因数の和:1193

約数の個数: 40

約数和(自身を含む): 59527440

約数和(自身を除く): 34018720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 761, 838, 1522, 1676, 2095, 3044, 3352, 3805, 4190, 6088, 6704, 7610, 8380, 12176, 15220, 16760, 30440, 33520, 60880, 318859, 637718, 1275436, 1594295, 2550872, 3188590, 5101744, 6377180, 12754360, 25508720]

約数ペア:

[(1, 25508720), (2, 12754360), (4, 6377180), (5, 5101744), (8, 3188590), (10, 2550872), (16, 1594295), (20, 1275436), (40, 637718), (80, 318859), (419, 60880), (761, 33520), (838, 30440), (1522, 16760), (1676, 15220), (2095, 12176), (3044, 8380), (3352, 7610), (3805, 6704), (4190, 6088)]