25105880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{941}}^1$

素因数の和:1004

約数の個数: 64

約数和(自身を含む): 61041600

約数和(自身を除く): 35935720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 145, 184, 230, 232, 290, 460, 580, 667, 920, 941, 1160, 1334, 1882, 2668, 3335, 3764, 4705, 5336, 6670, 7528, 9410, 13340, 18820, 21643, 26680, 27289, 37640, 43286, 54578, 86572, 108215, 109156, 136445, 173144, 216430, 218312, 272890, 432860, 545780, 627647, 865720, 1091560, 1255294, 2510588, 3138235, 5021176, 6276470, 12552940, 25105880]

約数ペア:

[(1, 25105880), (2, 12552940), (4, 6276470), (5, 5021176), (8, 3138235), (10, 2510588), (20, 1255294), (23, 1091560), (29, 865720), (40, 627647), (46, 545780), (58, 432860), (92, 272890), (115, 218312), (116, 216430), (145, 173144), (184, 136445), (230, 109156), (232, 108215), (290, 86572), (460, 54578), (580, 43286), (667, 37640), (920, 27289), (941, 26680), (1160, 21643), (1334, 18820), (1882, 13340), (2668, 9410), (3335, 7528), (3764, 6670), (4705, 5336)]