21691902800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{42667}}^1$

素因数の和:42757

約数の個数: 120

約数和(自身を含む): 55109306112

約数和(自身を除く): 33417403312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 41, 50, 62, 80, 82, 100, 124, 155, 164, 200, 205, 248, 310, 328, 400, 410, 496, 620, 656, 775, 820, 1025, 1240, 1271, 1550, 1640, 2050, 2480, 2542, 3100, 3280, 4100, 5084, 6200, 6355, 8200, 10168, 12400, 12710, 16400, 20336, 25420, 31775, 42667, 50840, 63550, 85334, 101680, 127100, 170668, 213335, 254200, 341336, 426670, 508400, 682672, 853340, 1066675, 1322677, 1706680, 1749347, 2133350, 2645354, 3413360, 3498694, 4266700, 5290708, 6613385, 6997388, 8533400, 8746735, 10581416, 13226770, 13994776, 17066800, 17493470, 21162832, 26453540, 27989552, 33066925, 34986940, 43733675, 52907080, 54229757, 66133850, 69973880, 87467350, 105814160, 108459514, 132267700, 139947760, 174934700, 216919028, 264535400, 271148785, 349869400, 433838056, 529070800, 542297570, 699738800, 867676112, 1084595140, 1355743925, 2169190280, 2711487850, 4338380560, 5422975700, 10845951400, 21691902800]

約数ペア:

[(1, 21691902800), (2, 10845951400), (4, 5422975700), (5, 4338380560), (8, 2711487850), (10, 2169190280), (16, 1355743925), (20, 1084595140), (25, 867676112), (31, 699738800), (40, 542297570), (41, 529070800), (50, 433838056), (62, 349869400), (80, 271148785), (82, 264535400), (100, 216919028), (124, 174934700), (155, 139947760), (164, 132267700), (200, 108459514), (205, 105814160), (248, 87467350), (310, 69973880), (328, 66133850), (400, 54229757), (410, 52907080), (496, 43733675), (620, 34986940), (656, 33066925), (775, 27989552), (820, 26453540), (1025, 21162832), (1240, 17493470), (1271, 17066800), (1550, 13994776), (1640, 13226770), (2050, 10581416), (2480, 8746735), (2542, 8533400), (3100, 6997388), (3280, 6613385), (4100, 5290708), (5084, 4266700), (6200, 3498694), (6355, 3413360), (8200, 2645354), (10168, 2133350), (12400, 1749347), (12710, 1706680), (16400, 1322677), (20336, 1066675), (25420, 853340), (31775, 682672), (42667, 508400), (50840, 426670), (63550, 341336), (85334, 254200), (101680, 213335), (127100, 170668)]