66312225

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 137884032

約数和(自身を除く): 71571807

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 71, 75, 105, 175, 213, 225, 315, 355, 497, 525, 593, 639, 1065, 1491, 1575, 1775, 1779, 2485, 2965, 3195, 4151, 4473, 5325, 5337, 7455, 8895, 12425, 12453, 14825, 15975, 20755, 22365, 26685, 37275, 37359, 42103, 44475, 62265, 103775, 111825, 126309, 133425, 186795, 210515, 294721, 311325, 378927, 631545, 884163, 933975, 1052575, 1473605, 1894635, 2652489, 3157725, 4420815, 7368025, 9473175, 13262445, 22104075, 66312225]

約数ペア:

[(1, 66312225), (3, 22104075), (5, 13262445), (7, 9473175), (9, 7368025), (15, 4420815), (21, 3157725), (25, 2652489), (35, 1894635), (45, 1473605), (63, 1052575), (71, 933975), (75, 884163), (105, 631545), (175, 378927), (213, 311325), (225, 294721), (315, 210515), (355, 186795), (497, 133425), (525, 126309), (593, 111825), (639, 103775), (1065, 62265), (1491, 44475), (1575, 42103), (1775, 37359), (1779, 37275), (2485, 26685), (2965, 22365), (3195, 20755), (4151, 15975), (4473, 14825), (5325, 12453), (5337, 12425), (7455, 8895)]