40804425

素因数分解:

$3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1071

約数の個数: 48

約数和(自身を含む): 76264960

約数和(自身を除く): 35460535

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 135, 183, 225, 305, 549, 675, 915, 991, 1525, 1647, 2745, 2973, 4575, 4955, 8235, 8919, 13725, 14865, 24775, 26757, 41175, 44595, 60451, 74325, 133785, 181353, 222975, 302255, 544059, 668925, 906765, 1511275, 1632177, 2720295, 4533825, 8160885, 13601475, 40804425]

約数ペア:

[(1, 40804425), (3, 13601475), (5, 8160885), (9, 4533825), (15, 2720295), (25, 1632177), (27, 1511275), (45, 906765), (61, 668925), (75, 544059), (135, 302255), (183, 222975), (225, 181353), (305, 133785), (549, 74325), (675, 60451), (915, 44595), (991, 41175), (1525, 26757), (1647, 24775), (2745, 14865), (2973, 13725), (4575, 8919), (4955, 8235)]