80197572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^2$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 231163968

約数和(自身を除く): 150966396

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 271, 273, 364, 542, 546, 813, 1084, 1092, 1626, 1897, 3252, 3523, 3794, 5691, 7046, 7588, 10569, 11382, 14092, 21138, 22764, 24661, 42276, 49322, 73441, 73983, 98644, 146882, 147966, 220323, 293764, 295932, 440646, 514087, 881292, 954733, 1028174, 1542261, 1909466, 2056348, 2864199, 3084522, 3818932, 5728398, 6169044, 6683131, 11456796, 13366262, 20049393, 26732524, 40098786, 80197572]

約数ペア:

[(1, 80197572), (2, 40098786), (3, 26732524), (4, 20049393), (6, 13366262), (7, 11456796), (12, 6683131), (13, 6169044), (14, 5728398), (21, 3818932), (26, 3084522), (28, 2864199), (39, 2056348), (42, 1909466), (52, 1542261), (78, 1028174), (84, 954733), (91, 881292), (156, 514087), (182, 440646), (271, 295932), (273, 293764), (364, 220323), (542, 147966), (546, 146882), (813, 98644), (1084, 73983), (1092, 73441), (1626, 49322), (1897, 42276), (3252, 24661), (3523, 22764), (3794, 21138), (5691, 14092), (7046, 11382), (7588, 10569)]