12721100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1107

約数の個数: 72

約数和(自身を含む): 33435360

約数和(自身を除く): 20714260

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1069, 1190, 1700, 2138, 2380, 2975, 4276, 5345, 5950, 7483, 10690, 11900, 14966, 18173, 21380, 26725, 29932, 36346, 37415, 53450, 72692, 74830, 90865, 106900, 127211, 149660, 181730, 187075, 254422, 363460, 374150, 454325, 508844, 636055, 748300, 908650, 1272110, 1817300, 2544220, 3180275, 6360550, 12721100]

約数ペア:

[(1, 12721100), (2, 6360550), (4, 3180275), (5, 2544220), (7, 1817300), (10, 1272110), (14, 908650), (17, 748300), (20, 636055), (25, 508844), (28, 454325), (34, 374150), (35, 363460), (50, 254422), (68, 187075), (70, 181730), (85, 149660), (100, 127211), (119, 106900), (140, 90865), (170, 74830), (175, 72692), (238, 53450), (340, 37415), (350, 36346), (425, 29932), (476, 26725), (595, 21380), (700, 18173), (850, 14966), (1069, 11900), (1190, 10690), (1700, 7483), (2138, 5950), (2380, 5345), (2975, 4276)]