81258944

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{967}}^1$

素因数の和:1093

約数の個数: 56

約数和(自身を含む): 175552608

約数和(自身を除く): 94293664

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 101, 104, 202, 208, 404, 416, 808, 832, 967, 1313, 1616, 1934, 2626, 3232, 3868, 5252, 6464, 7736, 10504, 12571, 15472, 21008, 25142, 30944, 42016, 50284, 61888, 84032, 97667, 100568, 195334, 201136, 390668, 402272, 781336, 804544, 1269671, 1562672, 2539342, 3125344, 5078684, 6250688, 10157368, 20314736, 40629472, 81258944]

約数ペア:

[(1, 81258944), (2, 40629472), (4, 20314736), (8, 10157368), (13, 6250688), (16, 5078684), (26, 3125344), (32, 2539342), (52, 1562672), (64, 1269671), (101, 804544), (104, 781336), (202, 402272), (208, 390668), (404, 201136), (416, 195334), (808, 100568), (832, 97667), (967, 84032), (1313, 61888), (1616, 50284), (1934, 42016), (2626, 30944), (3232, 25142), (3868, 21008), (5252, 15472), (6464, 12571), (7736, 10504)]