155558900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 408307200

約数和(自身を除く): 252748300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 79, 97, 100, 116, 140, 145, 158, 175, 194, 203, 290, 316, 350, 388, 395, 406, 485, 553, 580, 679, 700, 725, 790, 812, 970, 1015, 1106, 1358, 1450, 1580, 1940, 1975, 2030, 2212, 2291, 2425, 2716, 2765, 2813, 2900, 3395, 3950, 4060, 4582, 4850, 5075, 5530, 5626, 6790, 7663, 7900, 9164, 9700, 10150, 11060, 11252, 11455, 13580, 13825, 14065, 15326, 16037, 16975, 19691, 20300, 22910, 27650, 28130, 30652, 32074, 33950, 38315, 39382, 45820, 53641, 55300, 56260, 57275, 64148, 67900, 70325, 76630, 78764, 80185, 98455, 107282, 114550, 140650, 153260, 160370, 191575, 196910, 214564, 222227, 229100, 268205, 281300, 320740, 383150, 393820, 400925, 444454, 492275, 536410, 766300, 801850, 888908, 984550, 1072820, 1111135, 1341025, 1555589, 1603700, 1969100, 2222270, 2682050, 3111178, 4444540, 5364100, 5555675, 6222356, 7777945, 11111350, 15555890, 22222700, 31111780, 38889725, 77779450, 155558900]

約数ペア:

[(1, 155558900), (2, 77779450), (4, 38889725), (5, 31111780), (7, 22222700), (10, 15555890), (14, 11111350), (20, 7777945), (25, 6222356), (28, 5555675), (29, 5364100), (35, 4444540), (50, 3111178), (58, 2682050), (70, 2222270), (79, 1969100), (97, 1603700), (100, 1555589), (116, 1341025), (140, 1111135), (145, 1072820), (158, 984550), (175, 888908), (194, 801850), (203, 766300), (290, 536410), (316, 492275), (350, 444454), (388, 400925), (395, 393820), (406, 383150), (485, 320740), (553, 281300), (580, 268205), (679, 229100), (700, 222227), (725, 214564), (790, 196910), (812, 191575), (970, 160370), (1015, 153260), (1106, 140650), (1358, 114550), (1450, 107282), (1580, 98455), (1940, 80185), (1975, 78764), (2030, 76630), (2212, 70325), (2291, 67900), (2425, 64148), (2716, 57275), (2765, 56260), (2813, 55300), (2900, 53641), (3395, 45820), (3950, 39382), (4060, 38315), (4582, 33950), (4850, 32074), (5075, 30652), (5530, 28130), (5626, 27650), (6790, 22910), (7663, 20300), (7900, 19691), (9164, 16975), (9700, 16037), (10150, 15326), (11060, 14065), (11252, 13825), (11455, 13580)]