78859660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{373}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 187176528

約数和(自身を除く): 108316868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 373, 620, 682, 746, 961, 1364, 1492, 1705, 1865, 1922, 3410, 3730, 3844, 4103, 4805, 6820, 7460, 8206, 9610, 10571, 11563, 16412, 19220, 20515, 21142, 23126, 41030, 42284, 46252, 52855, 57815, 82060, 105710, 115630, 127193, 211420, 231260, 254386, 358453, 508772, 635965, 716906, 1271930, 1433812, 1792265, 2543860, 3584530, 3942983, 7169060, 7885966, 15771932, 19714915, 39429830, 78859660]

約数ペア:

[(1, 78859660), (2, 39429830), (4, 19714915), (5, 15771932), (10, 7885966), (11, 7169060), (20, 3942983), (22, 3584530), (31, 2543860), (44, 1792265), (55, 1433812), (62, 1271930), (110, 716906), (124, 635965), (155, 508772), (220, 358453), (310, 254386), (341, 231260), (373, 211420), (620, 127193), (682, 115630), (746, 105710), (961, 82060), (1364, 57815), (1492, 52855), (1705, 46252), (1865, 42284), (1922, 41030), (3410, 23126), (3730, 21142), (3844, 20515), (4103, 19220), (4805, 16412), (6820, 11563), (7460, 10571), (8206, 9610)]