71730776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 157516800

約数和(自身を除く): 85786024

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 403, 494, 589, 806, 988, 1171, 1178, 1612, 1976, 2342, 2356, 3224, 4684, 4712, 7657, 9368, 15223, 15314, 22249, 30446, 30628, 36301, 44498, 60892, 61256, 72602, 88996, 121784, 145204, 177992, 289237, 290408, 471913, 578474, 689719, 943826, 1156948, 1379438, 1887652, 2313896, 2758876, 3775304, 5517752, 8966347, 17932694, 35865388, 71730776]

約数ペア:

[(1, 71730776), (2, 35865388), (4, 17932694), (8, 8966347), (13, 5517752), (19, 3775304), (26, 2758876), (31, 2313896), (38, 1887652), (52, 1379438), (62, 1156948), (76, 943826), (104, 689719), (124, 578474), (152, 471913), (247, 290408), (248, 289237), (403, 177992), (494, 145204), (589, 121784), (806, 88996), (988, 72602), (1171, 61256), (1178, 60892), (1612, 44498), (1976, 36301), (2342, 30628), (2356, 30446), (3224, 22249), (4684, 15314), (4712, 15223), (7657, 9368)]