78253210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3461}}^1$

素因数の和:3511

約数の個数: 64

約数和(自身を含む): 179470080

約数和(自身を除く): 101216870

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 70, 85, 95, 119, 133, 170, 190, 238, 266, 323, 595, 646, 665, 1190, 1330, 1615, 2261, 3230, 3461, 4522, 6922, 11305, 17305, 22610, 24227, 34610, 48454, 58837, 65759, 117674, 121135, 131518, 242270, 294185, 328795, 411859, 460313, 588370, 657590, 823718, 920626, 1117903, 2059295, 2235806, 2301565, 4118590, 4603130, 5589515, 7825321, 11179030, 15650642, 39126605, 78253210]

約数ペア:

[(1, 78253210), (2, 39126605), (5, 15650642), (7, 11179030), (10, 7825321), (14, 5589515), (17, 4603130), (19, 4118590), (34, 2301565), (35, 2235806), (38, 2059295), (70, 1117903), (85, 920626), (95, 823718), (119, 657590), (133, 588370), (170, 460313), (190, 411859), (238, 328795), (266, 294185), (323, 242270), (595, 131518), (646, 121135), (665, 117674), (1190, 65759), (1330, 58837), (1615, 48454), (2261, 34610), (3230, 24227), (3461, 22610), (4522, 17305), (6922, 11305)]