441420005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 619315200

約数和(自身を除く): 177895195

約数列:

[1, 5, 13, 31, 47, 59, 65, 79, 155, 235, 295, 395, 403, 611, 767, 1027, 1457, 1829, 2015, 2449, 2773, 3055, 3713, 3835, 4661, 5135, 7285, 9145, 12245, 13865, 18565, 18941, 23305, 23777, 31837, 36049, 48269, 60593, 85963, 94705, 115103, 118885, 144491, 159185, 180245, 219067, 241345, 302965, 429815, 575515, 722455, 1095335, 1117519, 1496339, 1878383, 2847871, 5587595, 6791077, 7481695, 9391915, 14239355, 33955385, 88284001, 441420005]

約数ペア:

[(1, 441420005), (5, 88284001), (13, 33955385), (31, 14239355), (47, 9391915), (59, 7481695), (65, 6791077), (79, 5587595), (155, 2847871), (235, 1878383), (295, 1496339), (395, 1117519), (403, 1095335), (611, 722455), (767, 575515), (1027, 429815), (1457, 302965), (1829, 241345), (2015, 219067), (2449, 180245), (2773, 159185), (3055, 144491), (3713, 118885), (3835, 115103), (4661, 94705), (5135, 85963), (7285, 60593), (9145, 48269), (12245, 36049), (13865, 31837), (18565, 23777), (18941, 23305)]