65456800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4813}}^1$

素因数の和:4850

約数の個数: 72

約数和(自身を含む): 169231356

約数和(自身を除く): 103774556

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1700, 2720, 3400, 4813, 6800, 9626, 13600, 19252, 24065, 38504, 48130, 77008, 81821, 96260, 120325, 154016, 163642, 192520, 240650, 327284, 385040, 409105, 481300, 654568, 770080, 818210, 962600, 1309136, 1636420, 1925200, 2045525, 2618272, 3272840, 3850400, 4091050, 6545680, 8182100, 13091360, 16364200, 32728400, 65456800]

約数ペア:

[(1, 65456800), (2, 32728400), (4, 16364200), (5, 13091360), (8, 8182100), (10, 6545680), (16, 4091050), (17, 3850400), (20, 3272840), (25, 2618272), (32, 2045525), (34, 1925200), (40, 1636420), (50, 1309136), (68, 962600), (80, 818210), (85, 770080), (100, 654568), (136, 481300), (160, 409105), (170, 385040), (200, 327284), (272, 240650), (340, 192520), (400, 163642), (425, 154016), (544, 120325), (680, 96260), (800, 81821), (850, 77008), (1360, 48130), (1700, 38504), (2720, 24065), (3400, 19252), (4813, 13600), (6800, 9626)]