78887172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{5557}}^1$

素因数の和:5597

約数の個数: 72

約数和(自身を含む): 227833536

約数和(自身を除く): 148946364

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 2028, 2366, 3549, 4732, 5557, 7098, 11114, 14196, 16671, 22228, 33342, 38899, 66684, 72241, 77798, 116697, 144482, 155596, 216723, 233394, 288964, 433446, 466788, 505687, 866892, 939133, 1011374, 1517061, 1878266, 2022748, 2817399, 3034122, 3756532, 5634798, 6068244, 6573931, 11269596, 13147862, 19721793, 26295724, 39443586, 78887172]

約数ペア:

[(1, 78887172), (2, 39443586), (3, 26295724), (4, 19721793), (6, 13147862), (7, 11269596), (12, 6573931), (13, 6068244), (14, 5634798), (21, 3756532), (26, 3034122), (28, 2817399), (39, 2022748), (42, 1878266), (52, 1517061), (78, 1011374), (84, 939133), (91, 866892), (156, 505687), (169, 466788), (182, 433446), (273, 288964), (338, 233394), (364, 216723), (507, 155596), (546, 144482), (676, 116697), (1014, 77798), (1092, 72241), (1183, 66684), (2028, 38899), (2366, 33342), (3549, 22228), (4732, 16671), (5557, 14196), (7098, 11114)]