201701800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 488328120

約数和(自身を除く): 286626320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 97, 100, 148, 185, 194, 200, 281, 296, 370, 388, 485, 562, 740, 776, 925, 970, 1124, 1405, 1480, 1850, 1940, 2248, 2425, 2810, 3589, 3700, 3880, 4850, 5620, 7025, 7178, 7400, 9700, 10397, 11240, 14050, 14356, 17945, 19400, 20794, 27257, 28100, 28712, 35890, 41588, 51985, 54514, 56200, 71780, 83176, 89725, 103970, 109028, 136285, 143560, 179450, 207940, 218056, 259925, 272570, 358900, 415880, 519850, 545140, 681425, 717800, 1008509, 1039700, 1090280, 1362850, 2017018, 2079400, 2725700, 4034036, 5042545, 5451400, 8068072, 10085090, 20170180, 25212725, 40340360, 50425450, 100850900, 201701800]

約数ペア:

[(1, 201701800), (2, 100850900), (4, 50425450), (5, 40340360), (8, 25212725), (10, 20170180), (20, 10085090), (25, 8068072), (37, 5451400), (40, 5042545), (50, 4034036), (74, 2725700), (97, 2079400), (100, 2017018), (148, 1362850), (185, 1090280), (194, 1039700), (200, 1008509), (281, 717800), (296, 681425), (370, 545140), (388, 519850), (485, 415880), (562, 358900), (740, 272570), (776, 259925), (925, 218056), (970, 207940), (1124, 179450), (1405, 143560), (1480, 136285), (1850, 109028), (1940, 103970), (2248, 89725), (2425, 83176), (2810, 71780), (3589, 56200), (3700, 54514), (3880, 51985), (4850, 41588), (5620, 35890), (7025, 28712), (7178, 28100), (7400, 27257), (9700, 20794), (10397, 19400), (11240, 17945), (14050, 14356)]