25879600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 67808160

約数和(自身を除く): 41928560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 29, 40, 46, 50, 58, 80, 92, 97, 100, 115, 116, 145, 184, 194, 200, 230, 232, 290, 368, 388, 400, 460, 464, 485, 575, 580, 667, 725, 776, 920, 970, 1150, 1160, 1334, 1450, 1552, 1840, 1940, 2231, 2300, 2320, 2425, 2668, 2813, 2900, 3335, 3880, 4462, 4600, 4850, 5336, 5626, 5800, 6670, 7760, 8924, 9200, 9700, 10672, 11155, 11252, 11600, 13340, 14065, 16675, 17848, 19400, 22310, 22504, 26680, 28130, 33350, 35696, 38800, 44620, 45008, 53360, 55775, 56260, 64699, 66700, 70325, 89240, 111550, 112520, 129398, 133400, 140650, 178480, 223100, 225040, 258796, 266800, 281300, 323495, 446200, 517592, 562600, 646990, 892400, 1035184, 1125200, 1293980, 1617475, 2587960, 3234950, 5175920, 6469900, 12939800, 25879600]

約数ペア:

[(1, 25879600), (2, 12939800), (4, 6469900), (5, 5175920), (8, 3234950), (10, 2587960), (16, 1617475), (20, 1293980), (23, 1125200), (25, 1035184), (29, 892400), (40, 646990), (46, 562600), (50, 517592), (58, 446200), (80, 323495), (92, 281300), (97, 266800), (100, 258796), (115, 225040), (116, 223100), (145, 178480), (184, 140650), (194, 133400), (200, 129398), (230, 112520), (232, 111550), (290, 89240), (368, 70325), (388, 66700), (400, 64699), (460, 56260), (464, 55775), (485, 53360), (575, 45008), (580, 44620), (667, 38800), (725, 35696), (776, 33350), (920, 28130), (970, 26680), (1150, 22504), (1160, 22310), (1334, 19400), (1450, 17848), (1552, 16675), (1840, 14065), (1940, 13340), (2231, 11600), (2300, 11252), (2320, 11155), (2425, 10672), (2668, 9700), (2813, 9200), (2900, 8924), (3335, 7760), (3880, 6670), (4462, 5800), (4600, 5626), (4850, 5336)]