80041000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 207567360

約数和(自身を除く): 127526360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 47, 50, 52, 65, 94, 100, 104, 125, 130, 131, 188, 200, 235, 250, 260, 262, 325, 376, 470, 500, 520, 524, 611, 650, 655, 940, 1000, 1048, 1175, 1222, 1300, 1310, 1625, 1703, 1880, 2350, 2444, 2600, 2620, 3055, 3250, 3275, 3406, 4700, 4888, 5240, 5875, 6110, 6157, 6500, 6550, 6812, 8515, 9400, 11750, 12220, 12314, 13000, 13100, 13624, 15275, 16375, 17030, 23500, 24440, 24628, 26200, 30550, 30785, 32750, 34060, 42575, 47000, 49256, 61100, 61570, 65500, 68120, 76375, 80041, 85150, 122200, 123140, 131000, 152750, 153925, 160082, 170300, 212875, 246280, 305500, 307850, 320164, 340600, 400205, 425750, 611000, 615700, 640328, 769625, 800410, 851500, 1231400, 1539250, 1600820, 1703000, 2001025, 3078500, 3201640, 4002050, 6157000, 8004100, 10005125, 16008200, 20010250, 40020500, 80041000]

約数ペア:

[(1, 80041000), (2, 40020500), (4, 20010250), (5, 16008200), (8, 10005125), (10, 8004100), (13, 6157000), (20, 4002050), (25, 3201640), (26, 3078500), (40, 2001025), (47, 1703000), (50, 1600820), (52, 1539250), (65, 1231400), (94, 851500), (100, 800410), (104, 769625), (125, 640328), (130, 615700), (131, 611000), (188, 425750), (200, 400205), (235, 340600), (250, 320164), (260, 307850), (262, 305500), (325, 246280), (376, 212875), (470, 170300), (500, 160082), (520, 153925), (524, 152750), (611, 131000), (650, 123140), (655, 122200), (940, 85150), (1000, 80041), (1048, 76375), (1175, 68120), (1222, 65500), (1300, 61570), (1310, 61100), (1625, 49256), (1703, 47000), (1880, 42575), (2350, 34060), (2444, 32750), (2600, 30785), (2620, 30550), (3055, 26200), (3250, 24628), (3275, 24440), (3406, 23500), (4700, 17030), (4888, 16375), (5240, 15275), (5875, 13624), (6110, 13100), (6157, 13000), (6500, 12314), (6550, 12220), (6812, 11750), (8515, 9400)]