208064740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1297}}^1$

素因数の和:1936

約数の個数: 48

約数和(自身を含む): 471672432

約数和(自身を除く): 263607692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 617, 1234, 1297, 2468, 2594, 3085, 5188, 6170, 6485, 8021, 12340, 12970, 16042, 16861, 25940, 32084, 33722, 40105, 67444, 80210, 84305, 160420, 168610, 337220, 800249, 1600498, 3200996, 4001245, 8002490, 10403237, 16004980, 20806474, 41612948, 52016185, 104032370, 208064740]

約数ペア:

[(1, 208064740), (2, 104032370), (4, 52016185), (5, 41612948), (10, 20806474), (13, 16004980), (20, 10403237), (26, 8002490), (52, 4001245), (65, 3200996), (130, 1600498), (260, 800249), (617, 337220), (1234, 168610), (1297, 160420), (2468, 84305), (2594, 80210), (3085, 67444), (5188, 40105), (6170, 33722), (6485, 32084), (8021, 25940), (12340, 16861), (12970, 16042)]