40721505

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 74649600

約数和(自身を除く): 33928095

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 59, 89, 141, 165, 177, 235, 267, 295, 445, 517, 649, 705, 885, 979, 1335, 1551, 1947, 2585, 2773, 2937, 3245, 4183, 4895, 5251, 7755, 8319, 9735, 12549, 13865, 14685, 15753, 20915, 26255, 30503, 41595, 46013, 57761, 62745, 78765, 91509, 138039, 152515, 173283, 230065, 246797, 288805, 457545, 690195, 740391, 866415, 1233985, 2714767, 3701955, 8144301, 13573835, 40721505]

約数ペア:

[(1, 40721505), (3, 13573835), (5, 8144301), (11, 3701955), (15, 2714767), (33, 1233985), (47, 866415), (55, 740391), (59, 690195), (89, 457545), (141, 288805), (165, 246797), (177, 230065), (235, 173283), (267, 152515), (295, 138039), (445, 91509), (517, 78765), (649, 62745), (705, 57761), (885, 46013), (979, 41595), (1335, 30503), (1551, 26255), (1947, 20915), (2585, 15753), (2773, 14685), (2937, 13865), (3245, 12549), (4183, 9735), (4895, 8319), (5251, 7755)]