26204230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^2$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 53993520

約数和(自身を除く): 27789290

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 103, 130, 190, 206, 247, 494, 515, 1030, 1235, 1339, 1957, 2470, 2678, 3914, 6695, 9785, 10609, 13390, 19570, 21218, 25441, 50882, 53045, 106090, 127205, 137917, 201571, 254410, 275834, 403142, 689585, 1007855, 1379170, 2015710, 2620423, 5240846, 13102115, 26204230]

約数ペア:

[(1, 26204230), (2, 13102115), (5, 5240846), (10, 2620423), (13, 2015710), (19, 1379170), (26, 1007855), (38, 689585), (65, 403142), (95, 275834), (103, 254410), (130, 201571), (190, 137917), (206, 127205), (247, 106090), (494, 53045), (515, 50882), (1030, 25441), (1235, 21218), (1339, 19570), (1957, 13390), (2470, 10609), (2678, 9785), (3914, 6695)]