165478000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 160

約数和(自身を含む): 440114688

約数和(自身を除く): 274636688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 34, 40, 50, 62, 68, 80, 85, 100, 124, 125, 136, 155, 157, 170, 200, 248, 250, 272, 310, 314, 340, 400, 425, 496, 500, 527, 620, 628, 680, 775, 785, 850, 1000, 1054, 1240, 1256, 1360, 1550, 1570, 1700, 2000, 2108, 2125, 2480, 2512, 2635, 2669, 3100, 3140, 3400, 3875, 3925, 4216, 4250, 4867, 5270, 5338, 6200, 6280, 6800, 7750, 7850, 8432, 8500, 9734, 10540, 10676, 12400, 12560, 13175, 13345, 15500, 15700, 17000, 19468, 19625, 21080, 21352, 24335, 26350, 26690, 31000, 31400, 34000, 38936, 39250, 42160, 42704, 48670, 52700, 53380, 62000, 62800, 65875, 66725, 77872, 78500, 82739, 97340, 105400, 106760, 121675, 131750, 133450, 157000, 165478, 194680, 210800, 213520, 243350, 263500, 266900, 314000, 330956, 333625, 389360, 413695, 486700, 527000, 533800, 608375, 661912, 667250, 827390, 973400, 1054000, 1067600, 1216750, 1323824, 1334500, 1654780, 1946800, 2068475, 2433500, 2669000, 3309560, 4136950, 4867000, 5338000, 6619120, 8273900, 9734000, 10342375, 16547800, 20684750, 33095600, 41369500, 82739000, 165478000]

約数ペア:

[(1, 165478000), (2, 82739000), (4, 41369500), (5, 33095600), (8, 20684750), (10, 16547800), (16, 10342375), (17, 9734000), (20, 8273900), (25, 6619120), (31, 5338000), (34, 4867000), (40, 4136950), (50, 3309560), (62, 2669000), (68, 2433500), (80, 2068475), (85, 1946800), (100, 1654780), (124, 1334500), (125, 1323824), (136, 1216750), (155, 1067600), (157, 1054000), (170, 973400), (200, 827390), (248, 667250), (250, 661912), (272, 608375), (310, 533800), (314, 527000), (340, 486700), (400, 413695), (425, 389360), (496, 333625), (500, 330956), (527, 314000), (620, 266900), (628, 263500), (680, 243350), (775, 213520), (785, 210800), (850, 194680), (1000, 165478), (1054, 157000), (1240, 133450), (1256, 131750), (1360, 121675), (1550, 106760), (1570, 105400), (1700, 97340), (2000, 82739), (2108, 78500), (2125, 77872), (2480, 66725), (2512, 65875), (2635, 62800), (2669, 62000), (3100, 53380), (3140, 52700), (3400, 48670), (3875, 42704), (3925, 42160), (4216, 39250), (4250, 38936), (4867, 34000), (5270, 31400), (5338, 31000), (6200, 26690), (6280, 26350), (6800, 24335), (7750, 21352), (7850, 21080), (8432, 19625), (8500, 19468), (9734, 17000), (10540, 15700), (10676, 15500), (12400, 13345), (12560, 13175)]