803980660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:722

約数の個数: 144

約数和(自身を含む): 2119154688

約数和(自身を除く): 1315174028

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 289, 310, 340, 434, 476, 527, 578, 595, 620, 641, 868, 1054, 1085, 1156, 1190, 1282, 1445, 2023, 2108, 2170, 2380, 2564, 2635, 2890, 3205, 3689, 4046, 4340, 4487, 5270, 5780, 6410, 7378, 8092, 8959, 8974, 10115, 10540, 10897, 12820, 14756, 17918, 17948, 18445, 19871, 20230, 21794, 22435, 35836, 36890, 39742, 40460, 43588, 44795, 44870, 54485, 62713, 73780, 76279, 79484, 89590, 89740, 99355, 108970, 125426, 139097, 152558, 179180, 185249, 198710, 217940, 250852, 278194, 305116, 313565, 337807, 370498, 381395, 397420, 556388, 627130, 675614, 695485, 740996, 762790, 926245, 1254260, 1296743, 1351228, 1390970, 1525580, 1689035, 1852490, 2364649, 2593486, 2781940, 3378070, 3704980, 4729298, 5186972, 5742719, 6483715, 6756140, 9458596, 11485438, 11823245, 12967430, 22970876, 23646490, 25934860, 28713595, 40199033, 47292980, 57427190, 80398066, 114854380, 160796132, 200995165, 401990330, 803980660]

約数ペア:

[(1, 803980660), (2, 401990330), (4, 200995165), (5, 160796132), (7, 114854380), (10, 80398066), (14, 57427190), (17, 47292980), (20, 40199033), (28, 28713595), (31, 25934860), (34, 23646490), (35, 22970876), (62, 12967430), (68, 11823245), (70, 11485438), (85, 9458596), (119, 6756140), (124, 6483715), (140, 5742719), (155, 5186972), (170, 4729298), (217, 3704980), (238, 3378070), (289, 2781940), (310, 2593486), (340, 2364649), (434, 1852490), (476, 1689035), (527, 1525580), (578, 1390970), (595, 1351228), (620, 1296743), (641, 1254260), (868, 926245), (1054, 762790), (1085, 740996), (1156, 695485), (1190, 675614), (1282, 627130), (1445, 556388), (2023, 397420), (2108, 381395), (2170, 370498), (2380, 337807), (2564, 313565), (2635, 305116), (2890, 278194), (3205, 250852), (3689, 217940), (4046, 198710), (4340, 185249), (4487, 179180), (5270, 152558), (5780, 139097), (6410, 125426), (7378, 108970), (8092, 99355), (8959, 89740), (8974, 89590), (10115, 79484), (10540, 76279), (10897, 73780), (12820, 62713), (14756, 54485), (17918, 44870), (17948, 44795), (18445, 43588), (19871, 40460), (20230, 39742), (21794, 36890), (22435, 35836)]