78379315

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 119439360

約数和(自身を除く): 41060045

約数列:

[1, 5, 7, 29, 31, 35, 47, 53, 145, 155, 203, 217, 235, 265, 329, 371, 899, 1015, 1085, 1363, 1457, 1537, 1643, 1645, 1855, 2491, 4495, 6293, 6815, 7285, 7685, 8215, 9541, 10199, 10759, 11501, 12455, 17437, 31465, 42253, 47647, 47705, 50995, 53795, 57505, 72239, 77221, 87185, 211265, 238235, 295771, 333529, 361195, 386105, 505673, 540547, 1478855, 1667645, 2239409, 2528365, 2702735, 11197045, 15675863, 78379315]

約数ペア:

[(1, 78379315), (5, 15675863), (7, 11197045), (29, 2702735), (31, 2528365), (35, 2239409), (47, 1667645), (53, 1478855), (145, 540547), (155, 505673), (203, 386105), (217, 361195), (235, 333529), (265, 295771), (329, 238235), (371, 211265), (899, 87185), (1015, 77221), (1085, 72239), (1363, 57505), (1457, 53795), (1537, 50995), (1643, 47705), (1645, 47647), (1855, 42253), (2491, 31465), (4495, 17437), (6293, 12455), (6815, 11501), (7285, 10759), (7685, 10199), (8215, 9541)]