528028700

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:567

約数の個数: 72

約数和(自身を含む): 1166956560

約数和(自身を除く): 638927860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 193, 218, 251, 386, 436, 502, 545, 772, 965, 1004, 1090, 1255, 1930, 2180, 2510, 2725, 3860, 4825, 5020, 5450, 6275, 9650, 10900, 12550, 19300, 21037, 25100, 27359, 42074, 48443, 54718, 84148, 96886, 105185, 109436, 136795, 193772, 210370, 242215, 273590, 420740, 484430, 525925, 547180, 683975, 968860, 1051850, 1211075, 1367950, 2103700, 2422150, 2735900, 4844300, 5280287, 10560574, 21121148, 26401435, 52802870, 105605740, 132007175, 264014350, 528028700]

約数ペア:

[(1, 528028700), (2, 264014350), (4, 132007175), (5, 105605740), (10, 52802870), (20, 26401435), (25, 21121148), (50, 10560574), (100, 5280287), (109, 4844300), (193, 2735900), (218, 2422150), (251, 2103700), (386, 1367950), (436, 1211075), (502, 1051850), (545, 968860), (772, 683975), (965, 547180), (1004, 525925), (1090, 484430), (1255, 420740), (1930, 273590), (2180, 242215), (2510, 210370), (2725, 193772), (3860, 136795), (4825, 109436), (5020, 105185), (5450, 96886), (6275, 84148), (9650, 54718), (10900, 48443), (12550, 42074), (19300, 27359), (21037, 25100)]