77061910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 149806800

約数和(自身を除く): 72744890

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 109, 122, 190, 218, 305, 545, 610, 1090, 1159, 2071, 2318, 3721, 4142, 5795, 6649, 7442, 10355, 11590, 13298, 18605, 20710, 33245, 37210, 66490, 70699, 126331, 141398, 252662, 353495, 405589, 631655, 706990, 811178, 1263310, 2027945, 4055890, 7706191, 15412382, 38530955, 77061910]

約数ペア:

[(1, 77061910), (2, 38530955), (5, 15412382), (10, 7706191), (19, 4055890), (38, 2027945), (61, 1263310), (95, 811178), (109, 706990), (122, 631655), (190, 405589), (218, 353495), (305, 252662), (545, 141398), (610, 126331), (1090, 70699), (1159, 66490), (2071, 37210), (2318, 33245), (3721, 20710), (4142, 18605), (5795, 13298), (6649, 11590), (7442, 10355)]