78202460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 199385088

約数和(自身を除く): 121182628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 37, 62, 70, 74, 124, 140, 148, 155, 185, 217, 259, 310, 370, 434, 487, 518, 620, 740, 868, 974, 1036, 1085, 1147, 1295, 1948, 2170, 2294, 2435, 2590, 3409, 4340, 4588, 4870, 5180, 5735, 6818, 8029, 9740, 11470, 13636, 15097, 16058, 17045, 18019, 22940, 30194, 32116, 34090, 36038, 40145, 60388, 68180, 72076, 75485, 80290, 90095, 105679, 126133, 150970, 160580, 180190, 211358, 252266, 301940, 360380, 422716, 504532, 528395, 558589, 630665, 1056790, 1117178, 1261330, 2113580, 2234356, 2522660, 2792945, 3910123, 5585890, 7820246, 11171780, 15640492, 19550615, 39101230, 78202460]

約数ペア:

[(1, 78202460), (2, 39101230), (4, 19550615), (5, 15640492), (7, 11171780), (10, 7820246), (14, 5585890), (20, 3910123), (28, 2792945), (31, 2522660), (35, 2234356), (37, 2113580), (62, 1261330), (70, 1117178), (74, 1056790), (124, 630665), (140, 558589), (148, 528395), (155, 504532), (185, 422716), (217, 360380), (259, 301940), (310, 252266), (370, 211358), (434, 180190), (487, 160580), (518, 150970), (620, 126133), (740, 105679), (868, 90095), (974, 80290), (1036, 75485), (1085, 72076), (1147, 68180), (1295, 60388), (1948, 40145), (2170, 36038), (2294, 34090), (2435, 32116), (2590, 30194), (3409, 22940), (4340, 18019), (4588, 17045), (4870, 16058), (5180, 15097), (5735, 13636), (6818, 11470), (8029, 9740)]