78441272

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 195955200

約数和(自身を除く): 117513928

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 53, 56, 76, 91, 104, 106, 107, 133, 152, 182, 212, 214, 247, 266, 364, 371, 424, 428, 494, 532, 689, 728, 742, 749, 856, 988, 1007, 1064, 1378, 1391, 1484, 1498, 1729, 1976, 2014, 2033, 2756, 2782, 2968, 2996, 3458, 4028, 4066, 4823, 5512, 5564, 5671, 5992, 6916, 7049, 8056, 8132, 9646, 9737, 11128, 11342, 13091, 13832, 14098, 14231, 16264, 19292, 19474, 22684, 26182, 26429, 28196, 28462, 38584, 38948, 39697, 45368, 52364, 52858, 56392, 56924, 73723, 77896, 79394, 91637, 104728, 105716, 107749, 113848, 147446, 158788, 183274, 185003, 211432, 215498, 294892, 317576, 366548, 370006, 430996, 516061, 589784, 733096, 740012, 754243, 861992, 1032122, 1400737, 1480024, 1508486, 2064244, 2801474, 3016972, 4128488, 5602948, 6033944, 9805159, 11205896, 19610318, 39220636, 78441272]

約数ペア:

[(1, 78441272), (2, 39220636), (4, 19610318), (7, 11205896), (8, 9805159), (13, 6033944), (14, 5602948), (19, 4128488), (26, 3016972), (28, 2801474), (38, 2064244), (52, 1508486), (53, 1480024), (56, 1400737), (76, 1032122), (91, 861992), (104, 754243), (106, 740012), (107, 733096), (133, 589784), (152, 516061), (182, 430996), (212, 370006), (214, 366548), (247, 317576), (266, 294892), (364, 215498), (371, 211432), (424, 185003), (428, 183274), (494, 158788), (532, 147446), (689, 113848), (728, 107749), (742, 105716), (749, 104728), (856, 91637), (988, 79394), (1007, 77896), (1064, 73723), (1378, 56924), (1391, 56392), (1484, 52858), (1498, 52364), (1729, 45368), (1976, 39697), (2014, 38948), (2033, 38584), (2756, 28462), (2782, 28196), (2968, 26429), (2996, 26182), (3458, 22684), (4028, 19474), (4066, 19292), (4823, 16264), (5512, 14231), (5564, 14098), (5671, 13832), (5992, 13091), (6916, 11342), (7049, 11128), (8056, 9737), (8132, 9646)]