128361900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{25169}}^1$

素因数の和:25203

約数の個数: 72

約数和(自身を含む): 393256080

約数和(自身を除く): 264894180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 5100, 25169, 50338, 75507, 100676, 125845, 151014, 251690, 302028, 377535, 427873, 503380, 629225, 755070, 855746, 1258450, 1283619, 1510140, 1711492, 1887675, 2139365, 2516900, 2567238, 3775350, 4278730, 5134476, 6418095, 7550700, 8557460, 10696825, 12836190, 21393650, 25672380, 32090475, 42787300, 64180950, 128361900]

約数ペア:

[(1, 128361900), (2, 64180950), (3, 42787300), (4, 32090475), (5, 25672380), (6, 21393650), (10, 12836190), (12, 10696825), (15, 8557460), (17, 7550700), (20, 6418095), (25, 5134476), (30, 4278730), (34, 3775350), (50, 2567238), (51, 2516900), (60, 2139365), (68, 1887675), (75, 1711492), (85, 1510140), (100, 1283619), (102, 1258450), (150, 855746), (170, 755070), (204, 629225), (255, 503380), (300, 427873), (340, 377535), (425, 302028), (510, 251690), (850, 151014), (1020, 125845), (1275, 100676), (1700, 75507), (2550, 50338), (5100, 25169)]