74903920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10289}}^1$

素因数の和:10322

約数の個数: 80

約数和(自身を含む): 214361280

約数和(自身を除く): 139457360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 10289, 20578, 41156, 51445, 72023, 82312, 102890, 133757, 144046, 164624, 205780, 267514, 288092, 360115, 411560, 535028, 576184, 668785, 720230, 823120, 936299, 1070056, 1152368, 1337570, 1440460, 1872598, 2140112, 2675140, 2880920, 3745196, 4681495, 5350280, 5761840, 7490392, 9362990, 10700560, 14980784, 18725980, 37451960, 74903920]

約数ペア:

[(1, 74903920), (2, 37451960), (4, 18725980), (5, 14980784), (7, 10700560), (8, 9362990), (10, 7490392), (13, 5761840), (14, 5350280), (16, 4681495), (20, 3745196), (26, 2880920), (28, 2675140), (35, 2140112), (40, 1872598), (52, 1440460), (56, 1337570), (65, 1152368), (70, 1070056), (80, 936299), (91, 823120), (104, 720230), (112, 668785), (130, 576184), (140, 535028), (182, 411560), (208, 360115), (260, 288092), (280, 267514), (364, 205780), (455, 164624), (520, 144046), (560, 133757), (728, 102890), (910, 82312), (1040, 72023), (1456, 51445), (1820, 41156), (3640, 20578), (7280, 10289)]