71393004020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{318179}}^1$

素因数の和:319064

約数の個数: 48

約数和(自身を含む): 161645621760

約数和(自身を除く): 90252617740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 863, 1726, 3452, 4315, 8630, 11219, 17260, 22438, 44876, 56095, 112190, 224380, 318179, 636358, 1272716, 1590895, 3181790, 4136327, 6363580, 8272654, 16545308, 20681635, 41363270, 82726540, 274588477, 549176954, 1098353908, 1372942385, 2745884770, 3569650201, 5491769540, 7139300402, 14278600804, 17848251005, 35696502010, 71393004020]

約数ペア:

[(1, 71393004020), (2, 35696502010), (4, 17848251005), (5, 14278600804), (10, 7139300402), (13, 5491769540), (20, 3569650201), (26, 2745884770), (52, 1372942385), (65, 1098353908), (130, 549176954), (260, 274588477), (863, 82726540), (1726, 41363270), (3452, 20681635), (4315, 16545308), (8630, 8272654), (11219, 6363580), (17260, 4136327), (22438, 3181790), (44876, 1590895), (56095, 1272716), (112190, 636358), (224380, 318179)]