165090400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:297

約数の個数: 144

約数和(自身を含む): 435909600

約数和(自身を除く): 270819200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 61, 68, 80, 85, 100, 122, 136, 160, 170, 199, 200, 244, 272, 305, 340, 398, 400, 425, 488, 544, 610, 680, 796, 800, 850, 976, 995, 1037, 1220, 1360, 1525, 1592, 1700, 1952, 1990, 2074, 2440, 2720, 3050, 3184, 3383, 3400, 3980, 4148, 4880, 4975, 5185, 6100, 6368, 6766, 6800, 7960, 8296, 9760, 9950, 10370, 12139, 12200, 13532, 13600, 15920, 16592, 16915, 19900, 20740, 24278, 24400, 25925, 27064, 31840, 33184, 33830, 39800, 41480, 48556, 48800, 51850, 54128, 60695, 67660, 79600, 82960, 84575, 97112, 103700, 108256, 121390, 135320, 159200, 165920, 169150, 194224, 206363, 207400, 242780, 270640, 303475, 338300, 388448, 412726, 414800, 485560, 541280, 606950, 676600, 825452, 829600, 971120, 1031815, 1213900, 1353200, 1650904, 1942240, 2063630, 2427800, 2706400, 3301808, 4127260, 4855600, 5159075, 6603616, 8254520, 9711200, 10318150, 16509040, 20636300, 33018080, 41272600, 82545200, 165090400]

約数ペア:

[(1, 165090400), (2, 82545200), (4, 41272600), (5, 33018080), (8, 20636300), (10, 16509040), (16, 10318150), (17, 9711200), (20, 8254520), (25, 6603616), (32, 5159075), (34, 4855600), (40, 4127260), (50, 3301808), (61, 2706400), (68, 2427800), (80, 2063630), (85, 1942240), (100, 1650904), (122, 1353200), (136, 1213900), (160, 1031815), (170, 971120), (199, 829600), (200, 825452), (244, 676600), (272, 606950), (305, 541280), (340, 485560), (398, 414800), (400, 412726), (425, 388448), (488, 338300), (544, 303475), (610, 270640), (680, 242780), (796, 207400), (800, 206363), (850, 194224), (976, 169150), (995, 165920), (1037, 159200), (1220, 135320), (1360, 121390), (1525, 108256), (1592, 103700), (1700, 97112), (1952, 84575), (1990, 82960), (2074, 79600), (2440, 67660), (2720, 60695), (3050, 54128), (3184, 51850), (3383, 48800), (3400, 48556), (3980, 41480), (4148, 39800), (4880, 33830), (4975, 33184), (5185, 31840), (6100, 27064), (6368, 25925), (6766, 24400), (6800, 24278), (7960, 20740), (8296, 19900), (9760, 16915), (9950, 16592), (10370, 15920), (12139, 13600), (12200, 13532)]