6460000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:66

約数の個数: 120

約数和(自身を含む): 17713080

約数和(自身を除く): 11253080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 32, 34, 38, 40, 50, 68, 76, 80, 85, 95, 100, 125, 136, 152, 160, 170, 190, 200, 250, 272, 304, 323, 340, 380, 400, 425, 475, 500, 544, 608, 625, 646, 680, 760, 800, 850, 950, 1000, 1250, 1292, 1360, 1520, 1615, 1700, 1900, 2000, 2125, 2375, 2500, 2584, 2720, 3040, 3230, 3400, 3800, 4000, 4250, 4750, 5000, 5168, 6460, 6800, 7600, 8075, 8500, 9500, 10000, 10336, 10625, 11875, 12920, 13600, 15200, 16150, 17000, 19000, 20000, 21250, 23750, 25840, 32300, 34000, 38000, 40375, 42500, 47500, 51680, 64600, 68000, 76000, 80750, 85000, 95000, 129200, 161500, 170000, 190000, 201875, 258400, 323000, 340000, 380000, 403750, 646000, 807500, 1292000, 1615000, 3230000, 6460000]

約数ペア:

[(1, 6460000), (2, 3230000), (4, 1615000), (5, 1292000), (8, 807500), (10, 646000), (16, 403750), (17, 380000), (19, 340000), (20, 323000), (25, 258400), (32, 201875), (34, 190000), (38, 170000), (40, 161500), (50, 129200), (68, 95000), (76, 85000), (80, 80750), (85, 76000), (95, 68000), (100, 64600), (125, 51680), (136, 47500), (152, 42500), (160, 40375), (170, 38000), (190, 34000), (200, 32300), (250, 25840), (272, 23750), (304, 21250), (323, 20000), (340, 19000), (380, 17000), (400, 16150), (425, 15200), (475, 13600), (500, 12920), (544, 11875), (608, 10625), (625, 10336), (646, 10000), (680, 9500), (760, 8500), (800, 8075), (850, 7600), (950, 6800), (1000, 6460), (1250, 5168), (1292, 5000), (1360, 4750), (1520, 4250), (1615, 4000), (1700, 3800), (1900, 3400), (2000, 3230), (2125, 3040), (2375, 2720), (2500, 2584)]