25160300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 60464880

約数和(自身を除く): 35304580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 89, 100, 110, 178, 220, 257, 275, 356, 445, 514, 550, 890, 979, 1028, 1100, 1285, 1780, 1958, 2225, 2570, 2827, 3916, 4450, 4895, 5140, 5654, 6425, 8900, 9790, 11308, 12850, 14135, 19580, 22873, 24475, 25700, 28270, 45746, 48950, 56540, 70675, 91492, 97900, 114365, 141350, 228730, 251603, 282700, 457460, 503206, 571825, 1006412, 1143650, 1258015, 2287300, 2516030, 5032060, 6290075, 12580150, 25160300]

約数ペア:

[(1, 25160300), (2, 12580150), (4, 6290075), (5, 5032060), (10, 2516030), (11, 2287300), (20, 1258015), (22, 1143650), (25, 1006412), (44, 571825), (50, 503206), (55, 457460), (89, 282700), (100, 251603), (110, 228730), (178, 141350), (220, 114365), (257, 97900), (275, 91492), (356, 70675), (445, 56540), (514, 48950), (550, 45746), (890, 28270), (979, 25700), (1028, 24475), (1100, 22873), (1285, 19580), (1780, 14135), (1958, 12850), (2225, 11308), (2570, 9790), (2827, 8900), (3916, 6425), (4450, 5654), (4895, 5140)]