407992000

素因数分解:

$2^6\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3923}}^1$

素因数の和:3963

約数の個数: 112

約数和(自身を含む): 1088392032

約数和(自身を除く): 680400032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 320, 325, 400, 416, 500, 520, 650, 800, 832, 1000, 1040, 1300, 1600, 1625, 2000, 2080, 2600, 3250, 3923, 4000, 4160, 5200, 6500, 7846, 8000, 10400, 13000, 15692, 19615, 20800, 26000, 31384, 39230, 50999, 52000, 62768, 78460, 98075, 101998, 104000, 125536, 156920, 196150, 203996, 251072, 254995, 313840, 392300, 407992, 490375, 509990, 627680, 784600, 815984, 980750, 1019980, 1255360, 1274975, 1569200, 1631968, 1961500, 2039960, 2549950, 3138400, 3263936, 3923000, 4079920, 5099900, 6276800, 6374875, 7846000, 8159840, 10199800, 12749750, 15692000, 16319680, 20399600, 25499500, 31384000, 40799200, 50999000, 81598400, 101998000, 203996000, 407992000]

約数ペア:

[(1, 407992000), (2, 203996000), (4, 101998000), (5, 81598400), (8, 50999000), (10, 40799200), (13, 31384000), (16, 25499500), (20, 20399600), (25, 16319680), (26, 15692000), (32, 12749750), (40, 10199800), (50, 8159840), (52, 7846000), (64, 6374875), (65, 6276800), (80, 5099900), (100, 4079920), (104, 3923000), (125, 3263936), (130, 3138400), (160, 2549950), (200, 2039960), (208, 1961500), (250, 1631968), (260, 1569200), (320, 1274975), (325, 1255360), (400, 1019980), (416, 980750), (500, 815984), (520, 784600), (650, 627680), (800, 509990), (832, 490375), (1000, 407992), (1040, 392300), (1300, 313840), (1600, 254995), (1625, 251072), (2000, 203996), (2080, 196150), (2600, 156920), (3250, 125536), (3923, 104000), (4000, 101998), (4160, 98075), (5200, 78460), (6500, 62768), (7846, 52000), (8000, 50999), (10400, 39230), (13000, 31384), (15692, 26000), (19615, 20800)]