53156025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 108664920

約数和(自身を除く): 55508895

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 1069, 1105, 1275, 1989, 2925, 3207, 3315, 3825, 5345, 5525, 9621, 9945, 13897, 16035, 16575, 18173, 26725, 41691, 48105, 49725, 54519, 69485, 80175, 90865, 125073, 163557, 208455, 236249, 240525, 272595, 347425, 454325, 625365, 708747, 817785, 1042275, 1181245, 1362975, 2126241, 3126825, 3543735, 4088925, 5906225, 10631205, 17718675, 53156025]

約数ペア:

[(1, 53156025), (3, 17718675), (5, 10631205), (9, 5906225), (13, 4088925), (15, 3543735), (17, 3126825), (25, 2126241), (39, 1362975), (45, 1181245), (51, 1042275), (65, 817785), (75, 708747), (85, 625365), (117, 454325), (153, 347425), (195, 272595), (221, 240525), (225, 236249), (255, 208455), (325, 163557), (425, 125073), (585, 90865), (663, 80175), (765, 69485), (975, 54519), (1069, 49725), (1105, 48105), (1275, 41691), (1989, 26725), (2925, 18173), (3207, 16575), (3315, 16035), (3825, 13897), (5345, 9945), (5525, 9621)]