1066400

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:94

約数の個数: 72

約数和(自身を含む): 2749824

約数和(自身を除く): 1683424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 43, 50, 62, 80, 86, 100, 124, 155, 160, 172, 200, 215, 248, 310, 344, 400, 430, 496, 620, 688, 775, 800, 860, 992, 1075, 1240, 1333, 1376, 1550, 1720, 2150, 2480, 2666, 3100, 3440, 4300, 4960, 5332, 6200, 6665, 6880, 8600, 10664, 12400, 13330, 17200, 21328, 24800, 26660, 33325, 34400, 42656, 53320, 66650, 106640, 133300, 213280, 266600, 533200, 1066400]

約数ペア:

[(1, 1066400), (2, 533200), (4, 266600), (5, 213280), (8, 133300), (10, 106640), (16, 66650), (20, 53320), (25, 42656), (31, 34400), (32, 33325), (40, 26660), (43, 24800), (50, 21328), (62, 17200), (80, 13330), (86, 12400), (100, 10664), (124, 8600), (155, 6880), (160, 6665), (172, 6200), (200, 5332), (215, 4960), (248, 4300), (310, 3440), (344, 3100), (400, 2666), (430, 2480), (496, 2150), (620, 1720), (688, 1550), (775, 1376), (800, 1333), (860, 1240), (992, 1075)]