80985760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1$

素因数の和:470

約数の個数: 96

約数和(自身を含む): 203575680

約数和(自身を除く): 122589920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 59, 80, 92, 115, 118, 160, 184, 230, 236, 295, 368, 373, 460, 472, 590, 736, 746, 920, 944, 1180, 1357, 1492, 1840, 1865, 1888, 2360, 2714, 2984, 3680, 3730, 4720, 5428, 5968, 6785, 7460, 8579, 9440, 10856, 11936, 13570, 14920, 17158, 21712, 22007, 27140, 29840, 34316, 42895, 43424, 44014, 54280, 59680, 68632, 85790, 88028, 108560, 110035, 137264, 171580, 176056, 217120, 220070, 274528, 343160, 352112, 440140, 506161, 686320, 704224, 880280, 1012322, 1372640, 1760560, 2024644, 2530805, 3521120, 4049288, 5061610, 8098576, 10123220, 16197152, 20246440, 40492880, 80985760]

約数ペア:

[(1, 80985760), (2, 40492880), (4, 20246440), (5, 16197152), (8, 10123220), (10, 8098576), (16, 5061610), (20, 4049288), (23, 3521120), (32, 2530805), (40, 2024644), (46, 1760560), (59, 1372640), (80, 1012322), (92, 880280), (115, 704224), (118, 686320), (160, 506161), (184, 440140), (230, 352112), (236, 343160), (295, 274528), (368, 220070), (373, 217120), (460, 176056), (472, 171580), (590, 137264), (736, 110035), (746, 108560), (920, 88028), (944, 85790), (1180, 68632), (1357, 59680), (1492, 54280), (1840, 44014), (1865, 43424), (1888, 42895), (2360, 34316), (2714, 29840), (2984, 27140), (3680, 22007), (3730, 21712), (4720, 17158), (5428, 14920), (5968, 13570), (6785, 11936), (7460, 10856), (8579, 9440)]