78889677020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4513}}^1\times {\mathrm{11351}}^1$

素因数の和:15891

約数の個数: 96

約数和(自身を含む): 206611485696

約数和(自身を除く): 127721808676

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 4513, 9026, 11351, 18052, 22565, 22702, 31591, 45130, 45404, 49643, 56755, 63182, 79457, 90260, 99286, 113510, 124861, 126364, 157955, 158914, 198572, 227020, 248215, 249722, 315910, 317828, 347501, 397285, 496430, 499444, 624305, 631820, 695002, 794570, 874027, 992860, 1248610, 1390004, 1589140, 1737505, 1748054, 2497220, 3475010, 3496108, 4370135, 6950020, 8740270, 17480540, 51227063, 102454126, 204908252, 256135315, 358589441, 512270630, 563497693, 717178882, 1024541260, 1126995386, 1434357764, 1792947205, 2253990772, 2817488465, 3585894410, 3944483851, 5634976930, 7171788820, 7888967702, 11269953860, 15777935404, 19722419255, 39444838510, 78889677020]

約数ペア:

[(1, 78889677020), (2, 39444838510), (4, 19722419255), (5, 15777935404), (7, 11269953860), (10, 7888967702), (11, 7171788820), (14, 5634976930), (20, 3944483851), (22, 3585894410), (28, 2817488465), (35, 2253990772), (44, 1792947205), (55, 1434357764), (70, 1126995386), (77, 1024541260), (110, 717178882), (140, 563497693), (154, 512270630), (220, 358589441), (308, 256135315), (385, 204908252), (770, 102454126), (1540, 51227063), (4513, 17480540), (9026, 8740270), (11351, 6950020), (18052, 4370135), (22565, 3496108), (22702, 3475010), (31591, 2497220), (45130, 1748054), (45404, 1737505), (49643, 1589140), (56755, 1390004), (63182, 1248610), (79457, 992860), (90260, 874027), (99286, 794570), (113510, 695002), (124861, 631820), (126364, 624305), (157955, 499444), (158914, 496430), (198572, 397285), (227020, 347501), (248215, 317828), (249722, 315910)]