25958480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 63745920

約数和(自身を除く): 37787440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 67, 80, 116, 134, 145, 167, 232, 268, 290, 334, 335, 464, 536, 580, 668, 670, 835, 1072, 1160, 1336, 1340, 1670, 1943, 2320, 2672, 2680, 3340, 3886, 4843, 5360, 6680, 7772, 9686, 9715, 11189, 13360, 15544, 19372, 19430, 22378, 24215, 31088, 38744, 38860, 44756, 48430, 55945, 77488, 77720, 89512, 96860, 111890, 155440, 179024, 193720, 223780, 324481, 387440, 447560, 648962, 895120, 1297924, 1622405, 2595848, 3244810, 5191696, 6489620, 12979240, 25958480]

約数ペア:

[(1, 25958480), (2, 12979240), (4, 6489620), (5, 5191696), (8, 3244810), (10, 2595848), (16, 1622405), (20, 1297924), (29, 895120), (40, 648962), (58, 447560), (67, 387440), (80, 324481), (116, 223780), (134, 193720), (145, 179024), (167, 155440), (232, 111890), (268, 96860), (290, 89512), (334, 77720), (335, 77488), (464, 55945), (536, 48430), (580, 44756), (668, 38860), (670, 38744), (835, 31088), (1072, 24215), (1160, 22378), (1336, 19430), (1340, 19372), (1670, 15544), (1943, 13360), (2320, 11189), (2672, 9715), (2680, 9686), (3340, 7772), (3886, 6680), (4843, 5360)]