79742600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 220521600

約数和(自身を除く): 140779000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 79, 98, 100, 103, 140, 158, 175, 196, 200, 206, 245, 280, 316, 350, 392, 395, 412, 490, 515, 553, 632, 700, 721, 790, 824, 980, 1030, 1106, 1225, 1400, 1442, 1580, 1960, 1975, 2060, 2212, 2450, 2575, 2765, 2884, 3160, 3605, 3871, 3950, 4120, 4424, 4900, 5047, 5150, 5530, 5768, 7210, 7742, 7900, 8137, 9800, 10094, 10300, 11060, 13825, 14420, 15484, 15800, 16274, 18025, 19355, 20188, 20600, 22120, 25235, 27650, 28840, 30968, 32548, 36050, 38710, 40376, 40685, 50470, 55300, 56959, 65096, 72100, 77420, 81370, 96775, 100940, 110600, 113918, 126175, 144200, 154840, 162740, 193550, 201880, 203425, 227836, 252350, 284795, 325480, 387100, 398713, 406850, 455672, 504700, 569590, 774200, 797426, 813700, 1009400, 1139180, 1423975, 1594852, 1627400, 1993565, 2278360, 2847950, 3189704, 3987130, 5695900, 7974260, 9967825, 11391800, 15948520, 19935650, 39871300, 79742600]

約数ペア:

[(1, 79742600), (2, 39871300), (4, 19935650), (5, 15948520), (7, 11391800), (8, 9967825), (10, 7974260), (14, 5695900), (20, 3987130), (25, 3189704), (28, 2847950), (35, 2278360), (40, 1993565), (49, 1627400), (50, 1594852), (56, 1423975), (70, 1139180), (79, 1009400), (98, 813700), (100, 797426), (103, 774200), (140, 569590), (158, 504700), (175, 455672), (196, 406850), (200, 398713), (206, 387100), (245, 325480), (280, 284795), (316, 252350), (350, 227836), (392, 203425), (395, 201880), (412, 193550), (490, 162740), (515, 154840), (553, 144200), (632, 126175), (700, 113918), (721, 110600), (790, 100940), (824, 96775), (980, 81370), (1030, 77420), (1106, 72100), (1225, 65096), (1400, 56959), (1442, 55300), (1580, 50470), (1960, 40685), (1975, 40376), (2060, 38710), (2212, 36050), (2450, 32548), (2575, 30968), (2765, 28840), (2884, 27650), (3160, 25235), (3605, 22120), (3871, 20600), (3950, 20188), (4120, 19355), (4424, 18025), (4900, 16274), (5047, 15800), (5150, 15484), (5530, 14420), (5768, 13825), (7210, 11060), (7742, 10300), (7900, 10094), (8137, 9800)]