409394450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{809}}^1$

素因数の和:1199

約数の個数: 48

約数和(自身を含む): 790965000

約数和(自身を除く): 381570550

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 349, 698, 725, 809, 1450, 1618, 1745, 3490, 4045, 8090, 8725, 10121, 17450, 20225, 20242, 23461, 40450, 46922, 50605, 101210, 117305, 234610, 253025, 282341, 506050, 564682, 586525, 1173050, 1411705, 2823410, 7058525, 8187889, 14117050, 16375778, 40939445, 81878890, 204697225, 409394450]

約数ペア:

[(1, 409394450), (2, 204697225), (5, 81878890), (10, 40939445), (25, 16375778), (29, 14117050), (50, 8187889), (58, 7058525), (145, 2823410), (290, 1411705), (349, 1173050), (698, 586525), (725, 564682), (809, 506050), (1450, 282341), (1618, 253025), (1745, 234610), (3490, 117305), (4045, 101210), (8090, 50605), (8725, 46922), (10121, 40450), (17450, 23461), (20225, 20242)]