78966400

素因数分解:

$2^7\times 5^2\times {\mathrm{24677}}^1$

素因数の和:24701

約数の個数: 48

約数和(自身を含む): 195079590

約数和(自身を除く): 116113190

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 24677, 49354, 98708, 123385, 197416, 246770, 394832, 493540, 616925, 789664, 987080, 1233850, 1579328, 1974160, 2467700, 3158656, 3948320, 4935400, 7896640, 9870800, 15793280, 19741600, 39483200, 78966400]

約数ペア:

[(1, 78966400), (2, 39483200), (4, 19741600), (5, 15793280), (8, 9870800), (10, 7896640), (16, 4935400), (20, 3948320), (25, 3158656), (32, 2467700), (40, 1974160), (50, 1579328), (64, 1233850), (80, 987080), (100, 789664), (128, 616925), (160, 493540), (200, 394832), (320, 246770), (400, 197416), (640, 123385), (800, 98708), (1600, 49354), (3200, 24677)]