16510894075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{673}}^1$

素因数の和:881

約数の個数: 96

約数和(自身を含む): 24220324800

約数和(自身を除く): 7709430725

約数列:

[1, 5, 13, 19, 25, 29, 65, 95, 137, 145, 247, 325, 377, 475, 551, 673, 685, 725, 1235, 1781, 1885, 2603, 2755, 3365, 3425, 3973, 6175, 7163, 8749, 8905, 9425, 12787, 13015, 13775, 16825, 19517, 19865, 33839, 35815, 43745, 44525, 51649, 63935, 65075, 75487, 92201, 97585, 99325, 166231, 169195, 179075, 218725, 253721, 258245, 319675, 370823, 377435, 461005, 487925, 831155, 845975, 981331, 1198613, 1268605, 1291225, 1751819, 1854115, 1887175, 2305025, 2673829, 4155775, 4820699, 4906655, 5993065, 6343025, 8759095, 9270575, 13369145, 22773647, 24103495, 24533275, 29965325, 34759777, 43795475, 50802751, 66845725, 113868235, 120517475, 173798885, 254013755, 569341175, 660435763, 868994425, 1270068775, 3302178815, 16510894075]

約数ペア:

[(1, 16510894075), (5, 3302178815), (13, 1270068775), (19, 868994425), (25, 660435763), (29, 569341175), (65, 254013755), (95, 173798885), (137, 120517475), (145, 113868235), (247, 66845725), (325, 50802751), (377, 43795475), (475, 34759777), (551, 29965325), (673, 24533275), (685, 24103495), (725, 22773647), (1235, 13369145), (1781, 9270575), (1885, 8759095), (2603, 6343025), (2755, 5993065), (3365, 4906655), (3425, 4820699), (3973, 4155775), (6175, 2673829), (7163, 2305025), (8749, 1887175), (8905, 1854115), (9425, 1751819), (12787, 1291225), (13015, 1268605), (13775, 1198613), (16825, 981331), (19517, 845975), (19865, 831155), (33839, 487925), (35815, 461005), (43745, 377435), (44525, 370823), (51649, 319675), (63935, 258245), (65075, 253721), (75487, 218725), (92201, 179075), (97585, 169195), (99325, 166231)]