77754820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:941

約数の個数: 96

約数和(自身を含む): 198245376

約数和(自身を除く): 120490556

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 143, 155, 220, 260, 286, 310, 341, 403, 572, 620, 682, 715, 806, 877, 1364, 1430, 1612, 1705, 1754, 2015, 2860, 3410, 3508, 4030, 4385, 4433, 6820, 8060, 8770, 8866, 9647, 11401, 17540, 17732, 19294, 22165, 22802, 27187, 38588, 44330, 45604, 48235, 54374, 57005, 88660, 96470, 108748, 114010, 125411, 135935, 192940, 228020, 250822, 271870, 299057, 353431, 501644, 543740, 598114, 627055, 706862, 1196228, 1254110, 1413724, 1495285, 1767155, 2508220, 2990570, 3534310, 3887741, 5981140, 7068620, 7775482, 15550964, 19438705, 38877410, 77754820]

約数ペア:

[(1, 77754820), (2, 38877410), (4, 19438705), (5, 15550964), (10, 7775482), (11, 7068620), (13, 5981140), (20, 3887741), (22, 3534310), (26, 2990570), (31, 2508220), (44, 1767155), (52, 1495285), (55, 1413724), (62, 1254110), (65, 1196228), (110, 706862), (124, 627055), (130, 598114), (143, 543740), (155, 501644), (220, 353431), (260, 299057), (286, 271870), (310, 250822), (341, 228020), (403, 192940), (572, 135935), (620, 125411), (682, 114010), (715, 108748), (806, 96470), (877, 88660), (1364, 57005), (1430, 54374), (1612, 48235), (1705, 45604), (1754, 44330), (2015, 38588), (2860, 27187), (3410, 22802), (3508, 22165), (4030, 19294), (4385, 17732), (4433, 17540), (6820, 11401), (8060, 9647), (8770, 8866)]