80379780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7927}}^1$

素因数の和:7965

約数の個数: 72

約数和(自身を含む): 243738432

約数和(自身を除く): 163358652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 7927, 10140, 15854, 23781, 31708, 39635, 47562, 79270, 95124, 103051, 118905, 158540, 206102, 237810, 309153, 412204, 475620, 515255, 618306, 1030510, 1236612, 1339663, 1545765, 2061020, 2679326, 3091530, 4018989, 5358652, 6183060, 6698315, 8037978, 13396630, 16075956, 20094945, 26793260, 40189890, 80379780]

約数ペア:

[(1, 80379780), (2, 40189890), (3, 26793260), (4, 20094945), (5, 16075956), (6, 13396630), (10, 8037978), (12, 6698315), (13, 6183060), (15, 5358652), (20, 4018989), (26, 3091530), (30, 2679326), (39, 2061020), (52, 1545765), (60, 1339663), (65, 1236612), (78, 1030510), (130, 618306), (156, 515255), (169, 475620), (195, 412204), (260, 309153), (338, 237810), (390, 206102), (507, 158540), (676, 118905), (780, 103051), (845, 95124), (1014, 79270), (1690, 47562), (2028, 39635), (2535, 31708), (3380, 23781), (5070, 15854), (7927, 10140)]