85675240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 239500800

約数和(自身を除く): 153825560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 41, 56, 68, 70, 82, 85, 119, 136, 140, 164, 170, 205, 238, 280, 287, 328, 340, 410, 439, 476, 574, 595, 680, 697, 820, 878, 952, 1148, 1190, 1394, 1435, 1640, 1756, 2195, 2296, 2380, 2788, 2870, 3073, 3485, 3512, 4390, 4760, 4879, 5576, 5740, 6146, 6970, 7463, 8780, 9758, 11480, 12292, 13940, 14926, 15365, 17560, 17999, 19516, 24395, 24584, 27880, 29852, 30730, 35998, 37315, 39032, 48790, 52241, 59704, 61460, 71996, 74630, 89995, 97580, 104482, 122920, 125993, 143992, 149260, 179990, 195160, 208964, 251986, 261205, 298520, 305983, 359980, 417928, 503972, 522410, 611966, 629965, 719960, 1007944, 1044820, 1223932, 1259930, 1529915, 2089640, 2141881, 2447864, 2519860, 3059830, 4283762, 5039720, 6119660, 8567524, 10709405, 12239320, 17135048, 21418810, 42837620, 85675240]

約数ペア:

[(1, 85675240), (2, 42837620), (4, 21418810), (5, 17135048), (7, 12239320), (8, 10709405), (10, 8567524), (14, 6119660), (17, 5039720), (20, 4283762), (28, 3059830), (34, 2519860), (35, 2447864), (40, 2141881), (41, 2089640), (56, 1529915), (68, 1259930), (70, 1223932), (82, 1044820), (85, 1007944), (119, 719960), (136, 629965), (140, 611966), (164, 522410), (170, 503972), (205, 417928), (238, 359980), (280, 305983), (287, 298520), (328, 261205), (340, 251986), (410, 208964), (439, 195160), (476, 179990), (574, 149260), (595, 143992), (680, 125993), (697, 122920), (820, 104482), (878, 97580), (952, 89995), (1148, 74630), (1190, 71996), (1394, 61460), (1435, 59704), (1640, 52241), (1756, 48790), (2195, 39032), (2296, 37315), (2380, 35998), (2788, 30730), (2870, 29852), (3073, 27880), (3485, 24584), (3512, 24395), (4390, 19516), (4760, 17999), (4879, 17560), (5576, 15365), (5740, 14926), (6146, 13940), (6970, 12292), (7463, 11480), (8780, 9758)]