905383472

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1489}}^1$

素因数の和:1654

約数の個数: 80

約数和(自身を含む): 2061921600

約数和(自身を除く): 1156538128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 89, 112, 122, 178, 244, 356, 427, 488, 623, 712, 854, 976, 1246, 1424, 1489, 1708, 2492, 2978, 3416, 4984, 5429, 5956, 6832, 9968, 10423, 10858, 11912, 20846, 21716, 23824, 38003, 41692, 43432, 76006, 83384, 86864, 90829, 132521, 152012, 166768, 181658, 265042, 304024, 363316, 530084, 608048, 635803, 726632, 927647, 1060168, 1271606, 1453264, 1855294, 2120336, 2543212, 3710588, 5086424, 7421176, 8083781, 10172848, 14842352, 16167562, 32335124, 56586467, 64670248, 113172934, 129340496, 226345868, 452691736, 905383472]

約数ペア:

[(1, 905383472), (2, 452691736), (4, 226345868), (7, 129340496), (8, 113172934), (14, 64670248), (16, 56586467), (28, 32335124), (56, 16167562), (61, 14842352), (89, 10172848), (112, 8083781), (122, 7421176), (178, 5086424), (244, 3710588), (356, 2543212), (427, 2120336), (488, 1855294), (623, 1453264), (712, 1271606), (854, 1060168), (976, 927647), (1246, 726632), (1424, 635803), (1489, 608048), (1708, 530084), (2492, 363316), (2978, 304024), (3416, 265042), (4984, 181658), (5429, 166768), (5956, 152012), (6832, 132521), (9968, 90829), (10423, 86864), (10858, 83384), (11912, 76006), (20846, 43432), (21716, 41692), (23824, 38003)]