25585120120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{28211}}^1$

素因数の和:28349

約数の個数: 128

約数和(自身を含む): 68250470400

約数和(自身を除く): 42665350280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 79, 82, 140, 158, 164, 205, 280, 287, 316, 328, 395, 410, 553, 574, 632, 790, 820, 1106, 1148, 1435, 1580, 1640, 2212, 2296, 2765, 2870, 3160, 3239, 4424, 5530, 5740, 6478, 11060, 11480, 12956, 16195, 22120, 22673, 25912, 28211, 32390, 45346, 56422, 64780, 90692, 112844, 113365, 129560, 141055, 181384, 197477, 225688, 226730, 282110, 394954, 453460, 564220, 789908, 906920, 987385, 1128440, 1156651, 1579816, 1974770, 2228669, 2313302, 3949540, 4457338, 4626604, 5783255, 7899080, 8096557, 8914676, 9253208, 11143345, 11566510, 15600683, 16193114, 17829352, 22286690, 23133020, 31201366, 32386228, 40482785, 44573380, 46266040, 62402732, 64772456, 78003415, 80965570, 89146760, 91375429, 124805464, 156006830, 161931140, 182750858, 312013660, 323862280, 365501716, 456877145, 624027320, 639628003, 731003432, 913754290, 1279256006, 1827508580, 2558512012, 3198140015, 3655017160, 5117024024, 6396280030, 12792560060, 25585120120]

約数ペア:

[(1, 25585120120), (2, 12792560060), (4, 6396280030), (5, 5117024024), (7, 3655017160), (8, 3198140015), (10, 2558512012), (14, 1827508580), (20, 1279256006), (28, 913754290), (35, 731003432), (40, 639628003), (41, 624027320), (56, 456877145), (70, 365501716), (79, 323862280), (82, 312013660), (140, 182750858), (158, 161931140), (164, 156006830), (205, 124805464), (280, 91375429), (287, 89146760), (316, 80965570), (328, 78003415), (395, 64772456), (410, 62402732), (553, 46266040), (574, 44573380), (632, 40482785), (790, 32386228), (820, 31201366), (1106, 23133020), (1148, 22286690), (1435, 17829352), (1580, 16193114), (1640, 15600683), (2212, 11566510), (2296, 11143345), (2765, 9253208), (2870, 8914676), (3160, 8096557), (3239, 7899080), (4424, 5783255), (5530, 4626604), (5740, 4457338), (6478, 3949540), (11060, 2313302), (11480, 2228669), (12956, 1974770), (16195, 1579816), (22120, 1156651), (22673, 1128440), (25912, 987385), (28211, 906920), (32390, 789908), (45346, 564220), (56422, 453460), (64780, 394954), (90692, 282110), (112844, 226730), (113365, 225688), (129560, 197477), (141055, 181384)]