42784504

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 97920000

約数和(自身を除く): 55135496

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 79, 133, 152, 158, 266, 316, 509, 532, 553, 632, 1018, 1064, 1106, 1501, 2036, 2212, 3002, 3563, 4072, 4424, 6004, 7126, 9671, 10507, 12008, 14252, 19342, 21014, 28504, 38684, 40211, 42028, 67697, 77368, 80422, 84056, 135394, 160844, 270788, 281477, 321688, 541576, 562954, 764009, 1125908, 1528018, 2251816, 3056036, 5348063, 6112072, 10696126, 21392252, 42784504]

約数ペア:

[(1, 42784504), (2, 21392252), (4, 10696126), (7, 6112072), (8, 5348063), (14, 3056036), (19, 2251816), (28, 1528018), (38, 1125908), (56, 764009), (76, 562954), (79, 541576), (133, 321688), (152, 281477), (158, 270788), (266, 160844), (316, 135394), (509, 84056), (532, 80422), (553, 77368), (632, 67697), (1018, 42028), (1064, 40211), (1106, 38684), (1501, 28504), (2036, 21014), (2212, 19342), (3002, 14252), (3563, 12008), (4072, 10507), (4424, 9671), (6004, 7126)]