28170400

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1531}}^1$

素因数の和:1574

約数の個数: 72

約数和(自身を含む): 71807904

約数和(自身を除く): 43637504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 160, 184, 200, 230, 368, 400, 460, 575, 736, 800, 920, 1150, 1531, 1840, 2300, 3062, 3680, 4600, 6124, 7655, 9200, 12248, 15310, 18400, 24496, 30620, 35213, 38275, 48992, 61240, 70426, 76550, 122480, 140852, 153100, 176065, 244960, 281704, 306200, 352130, 563408, 612400, 704260, 880325, 1126816, 1224800, 1408520, 1760650, 2817040, 3521300, 5634080, 7042600, 14085200, 28170400]

約数ペア:

[(1, 28170400), (2, 14085200), (4, 7042600), (5, 5634080), (8, 3521300), (10, 2817040), (16, 1760650), (20, 1408520), (23, 1224800), (25, 1126816), (32, 880325), (40, 704260), (46, 612400), (50, 563408), (80, 352130), (92, 306200), (100, 281704), (115, 244960), (160, 176065), (184, 153100), (200, 140852), (230, 122480), (368, 76550), (400, 70426), (460, 61240), (575, 48992), (736, 38275), (800, 35213), (920, 30620), (1150, 24496), (1531, 18400), (1840, 15310), (2300, 12248), (3062, 9200), (3680, 7655), (4600, 6124)]