28297600

素因数分解:

$2^7\times 5^2\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 72093600

約数和(自身を除く): 43796000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 74, 80, 100, 128, 148, 160, 185, 200, 239, 296, 320, 370, 400, 478, 592, 640, 740, 800, 925, 956, 1184, 1195, 1480, 1600, 1850, 1912, 2368, 2390, 2960, 3200, 3700, 3824, 4736, 4780, 5920, 5975, 7400, 7648, 8843, 9560, 11840, 11950, 14800, 15296, 17686, 19120, 23680, 23900, 29600, 30592, 35372, 38240, 44215, 47800, 59200, 70744, 76480, 88430, 95600, 118400, 141488, 152960, 176860, 191200, 221075, 282976, 353720, 382400, 442150, 565952, 707440, 764800, 884300, 1131904, 1414880, 1768600, 2829760, 3537200, 5659520, 7074400, 14148800, 28297600]

約数ペア:

[(1, 28297600), (2, 14148800), (4, 7074400), (5, 5659520), (8, 3537200), (10, 2829760), (16, 1768600), (20, 1414880), (25, 1131904), (32, 884300), (37, 764800), (40, 707440), (50, 565952), (64, 442150), (74, 382400), (80, 353720), (100, 282976), (128, 221075), (148, 191200), (160, 176860), (185, 152960), (200, 141488), (239, 118400), (296, 95600), (320, 88430), (370, 76480), (400, 70744), (478, 59200), (592, 47800), (640, 44215), (740, 38240), (800, 35372), (925, 30592), (956, 29600), (1184, 23900), (1195, 23680), (1480, 19120), (1600, 17686), (1850, 15296), (1912, 14800), (2368, 11950), (2390, 11840), (2960, 9560), (3200, 8843), (3700, 7648), (3824, 7400), (4736, 5975), (4780, 5920)]