25919620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 59701824

約数和(自身を除く): 33782204

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 67, 92, 115, 116, 134, 145, 230, 268, 290, 335, 460, 580, 667, 670, 841, 1334, 1340, 1541, 1682, 1943, 2668, 3082, 3335, 3364, 3886, 4205, 6164, 6670, 7705, 7772, 8410, 9715, 13340, 15410, 16820, 19343, 19430, 30820, 38686, 38860, 44689, 56347, 77372, 89378, 96715, 112694, 178756, 193430, 223445, 225388, 281735, 386860, 446890, 563470, 893780, 1126940, 1295981, 2591962, 5183924, 6479905, 12959810, 25919620]

約数ペア:

[(1, 25919620), (2, 12959810), (4, 6479905), (5, 5183924), (10, 2591962), (20, 1295981), (23, 1126940), (29, 893780), (46, 563470), (58, 446890), (67, 386860), (92, 281735), (115, 225388), (116, 223445), (134, 193430), (145, 178756), (230, 112694), (268, 96715), (290, 89378), (335, 77372), (460, 56347), (580, 44689), (667, 38860), (670, 38686), (841, 30820), (1334, 19430), (1340, 19343), (1541, 16820), (1682, 15410), (1943, 13340), (2668, 9715), (3082, 8410), (3335, 7772), (3364, 7705), (3886, 6670), (4205, 6164)]