81968796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 258306048

約数和(自身を除く): 176337252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 131, 156, 182, 191, 234, 252, 262, 273, 364, 382, 393, 468, 524, 546, 573, 764, 786, 819, 917, 1092, 1146, 1179, 1337, 1572, 1638, 1703, 1719, 1834, 2292, 2358, 2483, 2674, 2751, 3276, 3406, 3438, 3668, 4011, 4716, 4966, 5109, 5348, 5502, 6812, 6876, 7449, 8022, 8253, 9932, 10218, 11004, 11921, 12033, 14898, 15327, 16044, 16506, 17381, 20436, 22347, 23842, 24066, 25021, 29796, 30654, 33012, 34762, 35763, 44694, 47684, 48132, 50042, 52143, 61308, 69524, 71526, 75063, 89388, 100084, 104286, 107289, 143052, 150126, 156429, 175147, 208572, 214578, 225189, 300252, 312858, 325273, 350294, 429156, 450378, 525441, 625716, 650546, 700588, 900756, 975819, 1050882, 1301092, 1576323, 1951638, 2101764, 2276911, 2927457, 3152646, 3903276, 4553822, 5854914, 6305292, 6830733, 9107644, 11709828, 13661466, 20492199, 27322932, 40984398, 81968796]

約数ペア:

[(1, 81968796), (2, 40984398), (3, 27322932), (4, 20492199), (6, 13661466), (7, 11709828), (9, 9107644), (12, 6830733), (13, 6305292), (14, 5854914), (18, 4553822), (21, 3903276), (26, 3152646), (28, 2927457), (36, 2276911), (39, 2101764), (42, 1951638), (52, 1576323), (63, 1301092), (78, 1050882), (84, 975819), (91, 900756), (117, 700588), (126, 650546), (131, 625716), (156, 525441), (182, 450378), (191, 429156), (234, 350294), (252, 325273), (262, 312858), (273, 300252), (364, 225189), (382, 214578), (393, 208572), (468, 175147), (524, 156429), (546, 150126), (573, 143052), (764, 107289), (786, 104286), (819, 100084), (917, 89388), (1092, 75063), (1146, 71526), (1179, 69524), (1337, 61308), (1572, 52143), (1638, 50042), (1703, 48132), (1719, 47684), (1834, 44694), (2292, 35763), (2358, 34762), (2483, 33012), (2674, 30654), (2751, 29796), (3276, 25021), (3406, 24066), (3438, 23842), (3668, 22347), (4011, 20436), (4716, 17381), (4966, 16506), (5109, 16044), (5348, 15327), (5502, 14898), (6812, 12033), (6876, 11921), (7449, 11004), (8022, 10218), (8253, 9932)]