90604700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 205716000

約数和(自身を除く): 115111300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 157, 199, 290, 314, 398, 580, 628, 725, 785, 796, 995, 1450, 1570, 1990, 2900, 3140, 3925, 3980, 4553, 4975, 5771, 7850, 9106, 9950, 11542, 15700, 18212, 19900, 22765, 23084, 28855, 31243, 45530, 57710, 62486, 91060, 113825, 115420, 124972, 144275, 156215, 227650, 288550, 312430, 455300, 577100, 624860, 781075, 906047, 1562150, 1812094, 3124300, 3624188, 4530235, 9060470, 18120940, 22651175, 45302350, 90604700]

約数ペア:

[(1, 90604700), (2, 45302350), (4, 22651175), (5, 18120940), (10, 9060470), (20, 4530235), (25, 3624188), (29, 3124300), (50, 1812094), (58, 1562150), (100, 906047), (116, 781075), (145, 624860), (157, 577100), (199, 455300), (290, 312430), (314, 288550), (398, 227650), (580, 156215), (628, 144275), (725, 124972), (785, 115420), (796, 113825), (995, 91060), (1450, 62486), (1570, 57710), (1990, 45530), (2900, 31243), (3140, 28855), (3925, 23084), (3980, 22765), (4553, 19900), (4975, 18212), (5771, 15700), (7850, 11542), (9106, 9950)]