38994400

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:716

約数の個数: 72

約数和(自身を含む): 96556320

約数和(自身を除く): 57561920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 316, 395, 400, 617, 632, 790, 800, 1234, 1264, 1580, 1975, 2468, 2528, 3085, 3160, 3950, 4936, 6170, 6320, 7900, 9872, 12340, 12640, 15425, 15800, 19744, 24680, 30850, 31600, 48743, 49360, 61700, 63200, 97486, 98720, 123400, 194972, 243715, 246800, 389944, 487430, 493600, 779888, 974860, 1218575, 1559776, 1949720, 2437150, 3899440, 4874300, 7798880, 9748600, 19497200, 38994400]

約数ペア:

[(1, 38994400), (2, 19497200), (4, 9748600), (5, 7798880), (8, 4874300), (10, 3899440), (16, 2437150), (20, 1949720), (25, 1559776), (32, 1218575), (40, 974860), (50, 779888), (79, 493600), (80, 487430), (100, 389944), (158, 246800), (160, 243715), (200, 194972), (316, 123400), (395, 98720), (400, 97486), (617, 63200), (632, 61700), (790, 49360), (800, 48743), (1234, 31600), (1264, 30850), (1580, 24680), (1975, 19744), (2468, 15800), (2528, 15425), (3085, 12640), (3160, 12340), (3950, 9872), (4936, 7900), (6170, 6320)]