80573200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^3\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 120

約数和(自身を含む): 210689640

約数和(自身を除く): 130116440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 41, 50, 68, 80, 82, 85, 100, 136, 164, 170, 200, 205, 272, 289, 328, 340, 400, 410, 425, 578, 656, 680, 697, 820, 850, 1025, 1156, 1360, 1394, 1445, 1640, 1700, 2050, 2312, 2788, 2890, 3280, 3400, 3485, 4100, 4624, 4913, 5576, 5780, 6800, 6970, 7225, 8200, 9826, 11152, 11560, 11849, 13940, 14450, 16400, 17425, 19652, 23120, 23698, 24565, 27880, 28900, 34850, 39304, 47396, 49130, 55760, 57800, 59245, 69700, 78608, 94792, 98260, 115600, 118490, 122825, 139400, 189584, 196520, 201433, 236980, 245650, 278800, 296225, 393040, 402866, 473960, 491300, 592450, 805732, 947920, 982600, 1007165, 1184900, 1611464, 1965200, 2014330, 2369800, 3222928, 4028660, 4739600, 5035825, 8057320, 10071650, 16114640, 20143300, 40286600, 80573200]

約数ペア:

[(1, 80573200), (2, 40286600), (4, 20143300), (5, 16114640), (8, 10071650), (10, 8057320), (16, 5035825), (17, 4739600), (20, 4028660), (25, 3222928), (34, 2369800), (40, 2014330), (41, 1965200), (50, 1611464), (68, 1184900), (80, 1007165), (82, 982600), (85, 947920), (100, 805732), (136, 592450), (164, 491300), (170, 473960), (200, 402866), (205, 393040), (272, 296225), (289, 278800), (328, 245650), (340, 236980), (400, 201433), (410, 196520), (425, 189584), (578, 139400), (656, 122825), (680, 118490), (697, 115600), (820, 98260), (850, 94792), (1025, 78608), (1156, 69700), (1360, 59245), (1394, 57800), (1445, 55760), (1640, 49130), (1700, 47396), (2050, 39304), (2312, 34850), (2788, 28900), (2890, 27880), (3280, 24565), (3400, 23698), (3485, 23120), (4100, 19652), (4624, 17425), (4913, 16400), (5576, 14450), (5780, 13940), (6800, 11849), (6970, 11560), (7225, 11152), (8200, 9826)]