83384980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 96

約数和(自身を含む): 208857600

約数和(自身を除く): 125472620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 73, 82, 140, 146, 164, 199, 205, 287, 292, 365, 398, 410, 511, 574, 730, 796, 820, 995, 1022, 1148, 1393, 1435, 1460, 1990, 2044, 2555, 2786, 2870, 2993, 3980, 5110, 5572, 5740, 5986, 6965, 8159, 10220, 11972, 13930, 14527, 14965, 16318, 20951, 27860, 29054, 29930, 32636, 40795, 41902, 57113, 58108, 59860, 72635, 81590, 83804, 101689, 104755, 114226, 145270, 163180, 203378, 209510, 228452, 285565, 290540, 406756, 419020, 508445, 571130, 595607, 1016890, 1142260, 1191214, 2033780, 2382428, 2978035, 4169249, 5956070, 8338498, 11912140, 16676996, 20846245, 41692490, 83384980]

約数ペア:

[(1, 83384980), (2, 41692490), (4, 20846245), (5, 16676996), (7, 11912140), (10, 8338498), (14, 5956070), (20, 4169249), (28, 2978035), (35, 2382428), (41, 2033780), (70, 1191214), (73, 1142260), (82, 1016890), (140, 595607), (146, 571130), (164, 508445), (199, 419020), (205, 406756), (287, 290540), (292, 285565), (365, 228452), (398, 209510), (410, 203378), (511, 163180), (574, 145270), (730, 114226), (796, 104755), (820, 101689), (995, 83804), (1022, 81590), (1148, 72635), (1393, 59860), (1435, 58108), (1460, 57113), (1990, 41902), (2044, 40795), (2555, 32636), (2786, 29930), (2870, 29054), (2993, 27860), (3980, 20951), (5110, 16318), (5572, 14965), (5740, 14527), (5986, 13930), (6965, 11972), (8159, 10220)]