25702900730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^4\times {\mathrm{31}}^1\times {\mathrm{2903}}^1$

素因数の和:2993

約数の個数: 80

約数和(自身を含む): 51755134464

約数和(自身を除く): 26052233734

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1690, 2015, 2197, 2903, 4030, 4394, 5239, 5806, 10478, 10985, 14515, 21970, 26195, 28561, 29030, 37739, 52390, 57122, 68107, 75478, 89993, 136214, 142805, 179986, 188695, 285610, 340535, 377390, 449965, 490607, 681070, 885391, 899930, 981214, 1169909, 1770782, 2339818, 2453035, 4426955, 4906070, 5849545, 6377891, 8853910, 11699090, 12755782, 15208817, 30417634, 31889455, 63778910, 76044085, 82912583, 152088170, 165825166, 197714621, 395429242, 414562915, 829125830, 988573105, 1977146210, 2570290073, 5140580146, 12851450365, 25702900730]

約数ペア:

[(1, 25702900730), (2, 12851450365), (5, 5140580146), (10, 2570290073), (13, 1977146210), (26, 988573105), (31, 829125830), (62, 414562915), (65, 395429242), (130, 197714621), (155, 165825166), (169, 152088170), (310, 82912583), (338, 76044085), (403, 63778910), (806, 31889455), (845, 30417634), (1690, 15208817), (2015, 12755782), (2197, 11699090), (2903, 8853910), (4030, 6377891), (4394, 5849545), (5239, 4906070), (5806, 4426955), (10478, 2453035), (10985, 2339818), (14515, 1770782), (21970, 1169909), (26195, 981214), (28561, 899930), (29030, 885391), (37739, 681070), (52390, 490607), (57122, 449965), (68107, 377390), (75478, 340535), (89993, 285610), (136214, 188695), (142805, 179986)]