51789790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17321}}^1$

素因数の和:17364

約数の個数: 32

約数和(自身を含む): 104763456

約数和(自身を除く): 52973666

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 17321, 34642, 86605, 173210, 225173, 398383, 450346, 796766, 1125865, 1991915, 2251730, 3983830, 5178979, 10357958, 25894895, 51789790]

約数ペア:

[(1, 51789790), (2, 25894895), (5, 10357958), (10, 5178979), (13, 3983830), (23, 2251730), (26, 1991915), (46, 1125865), (65, 796766), (115, 450346), (130, 398383), (230, 225173), (299, 173210), (598, 86605), (1495, 34642), (2990, 17321)]