25493200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 68084928

約数和(自身を除く): 42591728

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 25, 34, 40, 46, 50, 68, 80, 85, 92, 100, 115, 136, 163, 170, 184, 200, 230, 272, 326, 340, 368, 391, 400, 425, 460, 575, 652, 680, 782, 815, 850, 920, 1150, 1304, 1360, 1564, 1630, 1700, 1840, 1955, 2300, 2608, 2771, 3128, 3260, 3400, 3749, 3910, 4075, 4600, 5542, 6256, 6520, 6800, 7498, 7820, 8150, 9200, 9775, 11084, 13040, 13855, 14996, 15640, 16300, 18745, 19550, 22168, 27710, 29992, 31280, 32600, 37490, 39100, 44336, 55420, 59984, 63733, 65200, 69275, 74980, 78200, 93725, 110840, 127466, 138550, 149960, 156400, 187450, 221680, 254932, 277100, 299920, 318665, 374900, 509864, 554200, 637330, 749800, 1019728, 1108400, 1274660, 1499600, 1593325, 2549320, 3186650, 5098640, 6373300, 12746600, 25493200]

約数ペア:

[(1, 25493200), (2, 12746600), (4, 6373300), (5, 5098640), (8, 3186650), (10, 2549320), (16, 1593325), (17, 1499600), (20, 1274660), (23, 1108400), (25, 1019728), (34, 749800), (40, 637330), (46, 554200), (50, 509864), (68, 374900), (80, 318665), (85, 299920), (92, 277100), (100, 254932), (115, 221680), (136, 187450), (163, 156400), (170, 149960), (184, 138550), (200, 127466), (230, 110840), (272, 93725), (326, 78200), (340, 74980), (368, 69275), (391, 65200), (400, 63733), (425, 59984), (460, 55420), (575, 44336), (652, 39100), (680, 37490), (782, 32600), (815, 31280), (850, 29992), (920, 27710), (1150, 22168), (1304, 19550), (1360, 18745), (1564, 16300), (1630, 15640), (1700, 14996), (1840, 13855), (1955, 13040), (2300, 11084), (2608, 9775), (2771, 9200), (3128, 8150), (3260, 7820), (3400, 7498), (3749, 6800), (3910, 6520), (4075, 6256), (4600, 5542)]