17550650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 72

約数和(自身を含む): 37033344

約数和(自身を除く): 19482694

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 67, 130, 134, 155, 169, 310, 325, 335, 338, 403, 650, 670, 775, 806, 845, 871, 1550, 1675, 1690, 1742, 2015, 2077, 3350, 4030, 4154, 4225, 4355, 5239, 8450, 8710, 10075, 10385, 10478, 11323, 20150, 20770, 21775, 22646, 26195, 27001, 43550, 51925, 52390, 54002, 56615, 103850, 113230, 130975, 135005, 261950, 270010, 283075, 351013, 566150, 675025, 702026, 1350050, 1755065, 3510130, 8775325, 17550650]

約数ペア:

[(1, 17550650), (2, 8775325), (5, 3510130), (10, 1755065), (13, 1350050), (25, 702026), (26, 675025), (31, 566150), (50, 351013), (62, 283075), (65, 270010), (67, 261950), (130, 135005), (134, 130975), (155, 113230), (169, 103850), (310, 56615), (325, 54002), (335, 52390), (338, 51925), (403, 43550), (650, 27001), (670, 26195), (775, 22646), (806, 21775), (845, 20770), (871, 20150), (1550, 11323), (1675, 10478), (1690, 10385), (1742, 10075), (2015, 8710), (2077, 8450), (3350, 5239), (4030, 4355), (4154, 4225)]