203998600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1$

素因数の和:2591

約数の個数: 96

約数和(自身を含む): 527466240

約数和(自身を除く): 323467640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 200, 248, 260, 310, 325, 403, 520, 620, 650, 775, 806, 1240, 1300, 1550, 1612, 2015, 2531, 2600, 3100, 3224, 4030, 5062, 6200, 8060, 10075, 10124, 12655, 16120, 20150, 20248, 25310, 32903, 40300, 50620, 63275, 65806, 78461, 80600, 101240, 126550, 131612, 156922, 164515, 253100, 263224, 313844, 329030, 392305, 506200, 627688, 658060, 784610, 822575, 1019993, 1316120, 1569220, 1645150, 1961525, 2039986, 3138440, 3290300, 3923050, 4079972, 5099965, 6580600, 7846100, 8159944, 10199930, 15692200, 20399860, 25499825, 40799720, 50999650, 101999300, 203998600]

約数ペア:

[(1, 203998600), (2, 101999300), (4, 50999650), (5, 40799720), (8, 25499825), (10, 20399860), (13, 15692200), (20, 10199930), (25, 8159944), (26, 7846100), (31, 6580600), (40, 5099965), (50, 4079972), (52, 3923050), (62, 3290300), (65, 3138440), (100, 2039986), (104, 1961525), (124, 1645150), (130, 1569220), (155, 1316120), (200, 1019993), (248, 822575), (260, 784610), (310, 658060), (325, 627688), (403, 506200), (520, 392305), (620, 329030), (650, 313844), (775, 263224), (806, 253100), (1240, 164515), (1300, 156922), (1550, 131612), (1612, 126550), (2015, 101240), (2531, 80600), (2600, 78461), (3100, 65806), (3224, 63275), (4030, 50620), (5062, 40300), (6200, 32903), (8060, 25310), (10075, 20248), (10124, 20150), (12655, 16120)]