65479540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 164102400

約数和(自身を除く): 98622860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 73, 86, 140, 146, 149, 172, 215, 292, 298, 301, 365, 430, 511, 596, 602, 730, 745, 860, 1022, 1043, 1204, 1460, 1490, 1505, 2044, 2086, 2555, 2980, 3010, 3139, 4172, 5110, 5215, 6020, 6278, 6407, 10220, 10430, 10877, 12556, 12814, 15695, 20860, 21754, 21973, 25628, 31390, 32035, 43508, 43946, 44849, 54385, 62780, 64070, 76139, 87892, 89698, 108770, 109865, 128140, 152278, 179396, 217540, 219730, 224245, 304556, 380695, 439460, 448490, 467711, 761390, 896980, 935422, 1522780, 1870844, 2338555, 3273977, 4677110, 6547954, 9354220, 13095908, 16369885, 32739770, 65479540]

約数ペア:

[(1, 65479540), (2, 32739770), (4, 16369885), (5, 13095908), (7, 9354220), (10, 6547954), (14, 4677110), (20, 3273977), (28, 2338555), (35, 1870844), (43, 1522780), (70, 935422), (73, 896980), (86, 761390), (140, 467711), (146, 448490), (149, 439460), (172, 380695), (215, 304556), (292, 224245), (298, 219730), (301, 217540), (365, 179396), (430, 152278), (511, 128140), (596, 109865), (602, 108770), (730, 89698), (745, 87892), (860, 76139), (1022, 64070), (1043, 62780), (1204, 54385), (1460, 44849), (1490, 43946), (1505, 43508), (2044, 32035), (2086, 31390), (2555, 25628), (2980, 21973), (3010, 21754), (3139, 20860), (4172, 15695), (5110, 12814), (5215, 12556), (6020, 10877), (6278, 10430), (6407, 10220)]