71449880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2293}}^1$

素因数の和:2364

約数の個数: 64

約数和(自身を含む): 173426400

約数和(自身を除く): 101976520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 2293, 3116, 3895, 4586, 6232, 7790, 9172, 11465, 15580, 18344, 22930, 31160, 43567, 45860, 87134, 91720, 94013, 174268, 188026, 217835, 348536, 376052, 435670, 470065, 752104, 871340, 940130, 1742680, 1786247, 1880260, 3572494, 3760520, 7144988, 8931235, 14289976, 17862470, 35724940, 71449880]

約数ペア:

[(1, 71449880), (2, 35724940), (4, 17862470), (5, 14289976), (8, 8931235), (10, 7144988), (19, 3760520), (20, 3572494), (38, 1880260), (40, 1786247), (41, 1742680), (76, 940130), (82, 871340), (95, 752104), (152, 470065), (164, 435670), (190, 376052), (205, 348536), (328, 217835), (380, 188026), (410, 174268), (760, 94013), (779, 91720), (820, 87134), (1558, 45860), (1640, 43567), (2293, 31160), (3116, 22930), (3895, 18344), (4586, 15580), (6232, 11465), (7790, 9172)]