13940000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:88

約数の個数: 120

約数和(自身を含む): 37197468

約数和(自身を除く): 23257468

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 41, 50, 68, 80, 82, 85, 100, 125, 136, 160, 164, 170, 200, 205, 250, 272, 328, 340, 400, 410, 425, 500, 544, 625, 656, 680, 697, 800, 820, 850, 1000, 1025, 1250, 1312, 1360, 1394, 1640, 1700, 2000, 2050, 2125, 2500, 2720, 2788, 3280, 3400, 3485, 4000, 4100, 4250, 5000, 5125, 5576, 6560, 6800, 6970, 8200, 8500, 10000, 10250, 10625, 11152, 13600, 13940, 16400, 17000, 17425, 20000, 20500, 21250, 22304, 25625, 27880, 32800, 34000, 34850, 41000, 42500, 51250, 55760, 68000, 69700, 82000, 85000, 87125, 102500, 111520, 139400, 164000, 170000, 174250, 205000, 278800, 340000, 348500, 410000, 435625, 557600, 697000, 820000, 871250, 1394000, 1742500, 2788000, 3485000, 6970000, 13940000]

約数ペア:

[(1, 13940000), (2, 6970000), (4, 3485000), (5, 2788000), (8, 1742500), (10, 1394000), (16, 871250), (17, 820000), (20, 697000), (25, 557600), (32, 435625), (34, 410000), (40, 348500), (41, 340000), (50, 278800), (68, 205000), (80, 174250), (82, 170000), (85, 164000), (100, 139400), (125, 111520), (136, 102500), (160, 87125), (164, 85000), (170, 82000), (200, 69700), (205, 68000), (250, 55760), (272, 51250), (328, 42500), (340, 41000), (400, 34850), (410, 34000), (425, 32800), (500, 27880), (544, 25625), (625, 22304), (656, 21250), (680, 20500), (697, 20000), (800, 17425), (820, 17000), (850, 16400), (1000, 13940), (1025, 13600), (1250, 11152), (1312, 10625), (1360, 10250), (1394, 10000), (1640, 8500), (1700, 8200), (2000, 6970), (2050, 6800), (2125, 6560), (2500, 5576), (2720, 5125), (2788, 5000), (3280, 4250), (3400, 4100), (3485, 4000)]