25093420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{683}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 57915648

約数和(自身を除く): 32822228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 683, 835, 1366, 1670, 1837, 2732, 3340, 3415, 3674, 6830, 7348, 7513, 9185, 13660, 15026, 18370, 30052, 36740, 37565, 75130, 114061, 150260, 228122, 456244, 570305, 1140610, 1254671, 2281220, 2509342, 5018684, 6273355, 12546710, 25093420]

約数ペア:

[(1, 25093420), (2, 12546710), (4, 6273355), (5, 5018684), (10, 2509342), (11, 2281220), (20, 1254671), (22, 1140610), (44, 570305), (55, 456244), (110, 228122), (167, 150260), (220, 114061), (334, 75130), (668, 37565), (683, 36740), (835, 30052), (1366, 18370), (1670, 15026), (1837, 13660), (2732, 9185), (3340, 7513), (3415, 7348), (3674, 6830)]