251408996925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{1109}}^1\times {\mathrm{10459}}^1$

素因数の和:11615

約数の個数: 72

約数和(自身を含む): 441992320800

約数和(自身を除く): 190583323875

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 867, 1109, 1275, 1445, 3327, 4335, 5545, 7225, 10459, 16635, 18853, 21675, 27725, 31377, 52295, 56559, 83175, 94265, 156885, 177803, 261475, 282795, 320501, 471325, 533409, 784425, 889015, 961503, 1413975, 1602505, 2667045, 3022651, 4445075, 4807515, 8012525, 9067953, 11599031, 13335225, 15113255, 24037575, 34797093, 45339765, 57995155, 75566275, 173985465, 197183527, 226698825, 289975775, 591550581, 869927325, 985917635, 2957752905, 3352119959, 4929588175, 10056359877, 14788764525, 16760599795, 50281799385, 83802998975, 251408996925]

約数ペア:

[(1, 251408996925), (3, 83802998975), (5, 50281799385), (15, 16760599795), (17, 14788764525), (25, 10056359877), (51, 4929588175), (75, 3352119959), (85, 2957752905), (255, 985917635), (289, 869927325), (425, 591550581), (867, 289975775), (1109, 226698825), (1275, 197183527), (1445, 173985465), (3327, 75566275), (4335, 57995155), (5545, 45339765), (7225, 34797093), (10459, 24037575), (16635, 15113255), (18853, 13335225), (21675, 11599031), (27725, 9067953), (31377, 8012525), (52295, 4807515), (56559, 4445075), (83175, 3022651), (94265, 2667045), (156885, 1602505), (177803, 1413975), (261475, 961503), (282795, 889015), (320501, 784425), (471325, 533409)]