19167500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:93

約数の個数: 120

約数和(自身を含む): 49596624

約数和(自身を除く): 30429124

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 41, 44, 50, 55, 68, 82, 85, 100, 110, 125, 164, 170, 187, 205, 220, 250, 275, 340, 374, 410, 425, 451, 500, 550, 625, 697, 748, 820, 850, 902, 935, 1025, 1100, 1250, 1375, 1394, 1700, 1804, 1870, 2050, 2125, 2255, 2500, 2750, 2788, 3485, 3740, 4100, 4250, 4510, 4675, 5125, 5500, 6875, 6970, 7667, 8500, 9020, 9350, 10250, 10625, 11275, 13750, 13940, 15334, 17425, 18700, 20500, 21250, 22550, 23375, 25625, 27500, 30668, 34850, 38335, 42500, 45100, 46750, 51250, 56375, 69700, 76670, 87125, 93500, 102500, 112750, 116875, 153340, 174250, 191675, 225500, 233750, 281875, 348500, 383350, 435625, 467500, 563750, 766700, 871250, 958375, 1127500, 1742500, 1916750, 3833500, 4791875, 9583750, 19167500]

約数ペア:

[(1, 19167500), (2, 9583750), (4, 4791875), (5, 3833500), (10, 1916750), (11, 1742500), (17, 1127500), (20, 958375), (22, 871250), (25, 766700), (34, 563750), (41, 467500), (44, 435625), (50, 383350), (55, 348500), (68, 281875), (82, 233750), (85, 225500), (100, 191675), (110, 174250), (125, 153340), (164, 116875), (170, 112750), (187, 102500), (205, 93500), (220, 87125), (250, 76670), (275, 69700), (340, 56375), (374, 51250), (410, 46750), (425, 45100), (451, 42500), (500, 38335), (550, 34850), (625, 30668), (697, 27500), (748, 25625), (820, 23375), (850, 22550), (902, 21250), (935, 20500), (1025, 18700), (1100, 17425), (1250, 15334), (1375, 13940), (1394, 13750), (1700, 11275), (1804, 10625), (1870, 10250), (2050, 9350), (2125, 9020), (2255, 8500), (2500, 7667), (2750, 6970), (2788, 6875), (3485, 5500), (3740, 5125), (4100, 4675), (4250, 4510)]