78681736

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1013}}^1$

素因数の和:1118

約数の個数: 64

約数和(自身を含む): 180086400

約数和(自身を除く): 101404664

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 73, 76, 133, 146, 152, 266, 292, 511, 532, 584, 1013, 1022, 1064, 1387, 2026, 2044, 2774, 4052, 4088, 5548, 7091, 8104, 9709, 11096, 14182, 19247, 19418, 28364, 38494, 38836, 56728, 73949, 76988, 77672, 134729, 147898, 153976, 269458, 295796, 517643, 538916, 591592, 1035286, 1077832, 1405031, 2070572, 2810062, 4141144, 5620124, 9835217, 11240248, 19670434, 39340868, 78681736]

約数ペア:

[(1, 78681736), (2, 39340868), (4, 19670434), (7, 11240248), (8, 9835217), (14, 5620124), (19, 4141144), (28, 2810062), (38, 2070572), (56, 1405031), (73, 1077832), (76, 1035286), (133, 591592), (146, 538916), (152, 517643), (266, 295796), (292, 269458), (511, 153976), (532, 147898), (584, 134729), (1013, 77672), (1022, 76988), (1064, 73949), (1387, 56728), (2026, 38836), (2044, 38494), (2774, 28364), (4052, 19418), (4088, 19247), (5548, 14182), (7091, 11096), (8104, 9709)]