289014550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 645958656

約数和(自身を除く): 356944106

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 31, 46, 50, 55, 62, 67, 110, 115, 121, 134, 155, 230, 242, 253, 275, 310, 335, 341, 506, 550, 575, 605, 670, 682, 713, 737, 775, 1150, 1210, 1265, 1426, 1474, 1541, 1550, 1675, 1705, 2077, 2530, 2783, 3025, 3082, 3350, 3410, 3565, 3685, 3751, 4154, 5566, 6050, 6325, 7130, 7370, 7502, 7705, 7843, 8107, 8525, 10385, 12650, 13915, 15410, 15686, 16214, 16951, 17050, 17825, 18425, 18755, 20770, 22847, 27830, 33902, 35650, 36850, 37510, 38525, 39215, 40535, 45694, 47771, 51925, 69575, 77050, 78430, 81070, 84755, 86273, 93775, 95542, 103850, 114235, 139150, 169510, 172546, 186461, 187550, 196075, 202675, 228470, 238855, 251317, 372922, 392150, 405350, 423775, 431365, 477710, 502634, 525481, 571175, 847550, 862730, 932305, 1050962, 1142350, 1194275, 1256585, 1864610, 2156825, 2388550, 2513170, 2627405, 4313650, 4661525, 5254810, 5780291, 6282925, 9323050, 11560582, 12565850, 13137025, 26274050, 28901455, 57802910, 144507275, 289014550]

約数ペア:

[(1, 289014550), (2, 144507275), (5, 57802910), (10, 28901455), (11, 26274050), (22, 13137025), (23, 12565850), (25, 11560582), (31, 9323050), (46, 6282925), (50, 5780291), (55, 5254810), (62, 4661525), (67, 4313650), (110, 2627405), (115, 2513170), (121, 2388550), (134, 2156825), (155, 1864610), (230, 1256585), (242, 1194275), (253, 1142350), (275, 1050962), (310, 932305), (335, 862730), (341, 847550), (506, 571175), (550, 525481), (575, 502634), (605, 477710), (670, 431365), (682, 423775), (713, 405350), (737, 392150), (775, 372922), (1150, 251317), (1210, 238855), (1265, 228470), (1426, 202675), (1474, 196075), (1541, 187550), (1550, 186461), (1675, 172546), (1705, 169510), (2077, 139150), (2530, 114235), (2783, 103850), (3025, 95542), (3082, 93775), (3350, 86273), (3410, 84755), (3565, 81070), (3685, 78430), (3751, 77050), (4154, 69575), (5566, 51925), (6050, 47771), (6325, 45694), (7130, 40535), (7370, 39215), (7502, 38525), (7705, 37510), (7843, 36850), (8107, 35650), (8525, 33902), (10385, 27830), (12650, 22847), (13915, 20770), (15410, 18755), (15686, 18425), (16214, 17825), (16951, 17050)]