15455050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 32676480

約数和(自身を除く): 17221430

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 59, 62, 65, 118, 130, 155, 169, 295, 310, 325, 338, 403, 590, 650, 767, 775, 806, 845, 1475, 1534, 1550, 1690, 1829, 2015, 2950, 3658, 3835, 4030, 4225, 5239, 7670, 8450, 9145, 9971, 10075, 10478, 18290, 19175, 19942, 20150, 23777, 26195, 38350, 45725, 47554, 49855, 52390, 91450, 99710, 118885, 130975, 237770, 249275, 261950, 309101, 498550, 594425, 618202, 1188850, 1545505, 3091010, 7727525, 15455050]

約数ペア:

[(1, 15455050), (2, 7727525), (5, 3091010), (10, 1545505), (13, 1188850), (25, 618202), (26, 594425), (31, 498550), (50, 309101), (59, 261950), (62, 249275), (65, 237770), (118, 130975), (130, 118885), (155, 99710), (169, 91450), (295, 52390), (310, 49855), (325, 47554), (338, 45725), (403, 38350), (590, 26195), (650, 23777), (767, 20150), (775, 19942), (806, 19175), (845, 18290), (1475, 10478), (1534, 10075), (1550, 9971), (1690, 9145), (1829, 8450), (2015, 7670), (2950, 5239), (3658, 4225), (3835, 4030)]