78214240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1272

約数の個数: 96

約数和(自身を含む): 205583616

約数和(自身を除く): 127369376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1213, 1240, 1612, 2015, 2080, 2426, 2480, 3224, 4030, 4852, 4960, 6065, 6448, 8060, 9704, 12130, 12896, 15769, 16120, 19408, 24260, 31538, 32240, 37603, 38816, 48520, 63076, 64480, 75206, 78845, 97040, 126152, 150412, 157690, 188015, 194080, 252304, 300824, 315380, 376030, 488839, 504608, 601648, 630760, 752060, 977678, 1203296, 1261520, 1504120, 1955356, 2444195, 2523040, 3008240, 3910712, 4888390, 6016480, 7821424, 9776780, 15642848, 19553560, 39107120, 78214240]

約数ペア:

[(1, 78214240), (2, 39107120), (4, 19553560), (5, 15642848), (8, 9776780), (10, 7821424), (13, 6016480), (16, 4888390), (20, 3910712), (26, 3008240), (31, 2523040), (32, 2444195), (40, 1955356), (52, 1504120), (62, 1261520), (65, 1203296), (80, 977678), (104, 752060), (124, 630760), (130, 601648), (155, 504608), (160, 488839), (208, 376030), (248, 315380), (260, 300824), (310, 252304), (403, 194080), (416, 188015), (496, 157690), (520, 150412), (620, 126152), (806, 97040), (992, 78845), (1040, 75206), (1213, 64480), (1240, 63076), (1612, 48520), (2015, 38816), (2080, 37603), (2426, 32240), (2480, 31538), (3224, 24260), (4030, 19408), (4852, 16120), (4960, 15769), (6065, 12896), (6448, 12130), (8060, 9704)]