25570297870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:566

約数の個数: 128

約数和(自身を含む): 51651540864

約数和(自身を除く): 26081242994

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 137, 173, 193, 215, 274, 346, 386, 430, 559, 685, 865, 965, 1118, 1370, 1730, 1781, 1930, 2249, 2509, 2795, 3562, 4498, 5018, 5590, 5891, 7439, 8299, 8905, 11245, 11782, 12545, 14878, 16598, 17810, 22490, 23701, 25090, 26441, 29455, 33389, 37195, 41495, 47402, 52882, 58910, 66778, 74390, 76583, 82990, 96707, 107887, 118505, 132205, 153166, 166945, 193414, 215774, 237010, 264410, 308113, 333890, 343733, 382915, 434057, 483535, 539435, 616226, 687466, 765830, 868114, 967070, 1019143, 1078870, 1136963, 1435727, 1540565, 1718665, 2038286, 2170285, 2273926, 2871454, 3081130, 3437330, 4340570, 4574293, 5095715, 5684815, 7178635, 9148586, 10191430, 11369630, 13248859, 14357270, 14780519, 18664451, 22871465, 26497718, 29561038, 37328902, 45742930, 59465809, 66244295, 73902595, 93322255, 118931618, 132488590, 147805190, 186644510, 196694599, 297329045, 393389198, 594658090, 983472995, 1966945990, 2557029787, 5114059574, 12785148935, 25570297870]

約数ペア:

[(1, 25570297870), (2, 12785148935), (5, 5114059574), (10, 2557029787), (13, 1966945990), (26, 983472995), (43, 594658090), (65, 393389198), (86, 297329045), (130, 196694599), (137, 186644510), (173, 147805190), (193, 132488590), (215, 118931618), (274, 93322255), (346, 73902595), (386, 66244295), (430, 59465809), (559, 45742930), (685, 37328902), (865, 29561038), (965, 26497718), (1118, 22871465), (1370, 18664451), (1730, 14780519), (1781, 14357270), (1930, 13248859), (2249, 11369630), (2509, 10191430), (2795, 9148586), (3562, 7178635), (4498, 5684815), (5018, 5095715), (5590, 4574293), (5891, 4340570), (7439, 3437330), (8299, 3081130), (8905, 2871454), (11245, 2273926), (11782, 2170285), (12545, 2038286), (14878, 1718665), (16598, 1540565), (17810, 1435727), (22490, 1136963), (23701, 1078870), (25090, 1019143), (26441, 967070), (29455, 868114), (33389, 765830), (37195, 687466), (41495, 616226), (47402, 539435), (52882, 483535), (58910, 434057), (66778, 382915), (74390, 343733), (76583, 333890), (82990, 308113), (96707, 264410), (107887, 237010), (118505, 215774), (132205, 193414), (153166, 166945)]