51103780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:725

約数の個数: 96

約数和(自身を含む): 135362304

約数和(自身を除く): 84258524

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 260, 301, 364, 430, 455, 559, 602, 653, 860, 910, 1118, 1204, 1306, 1505, 1820, 2236, 2612, 2795, 3010, 3265, 3913, 4571, 5590, 6020, 6530, 7826, 8489, 9142, 11180, 13060, 15652, 16978, 18284, 19565, 22855, 28079, 33956, 39130, 42445, 45710, 56158, 59423, 78260, 84890, 91420, 112316, 118846, 140395, 169780, 196553, 237692, 280790, 297115, 365027, 393106, 561580, 594230, 730054, 786212, 982765, 1188460, 1460108, 1825135, 1965530, 2555189, 3650270, 3931060, 5110378, 7300540, 10220756, 12775945, 25551890, 51103780]

約数ペア:

[(1, 51103780), (2, 25551890), (4, 12775945), (5, 10220756), (7, 7300540), (10, 5110378), (13, 3931060), (14, 3650270), (20, 2555189), (26, 1965530), (28, 1825135), (35, 1460108), (43, 1188460), (52, 982765), (65, 786212), (70, 730054), (86, 594230), (91, 561580), (130, 393106), (140, 365027), (172, 297115), (182, 280790), (215, 237692), (260, 196553), (301, 169780), (364, 140395), (430, 118846), (455, 112316), (559, 91420), (602, 84890), (653, 78260), (860, 59423), (910, 56158), (1118, 45710), (1204, 42445), (1306, 39130), (1505, 33956), (1820, 28079), (2236, 22855), (2612, 19565), (2795, 18284), (3010, 16978), (3265, 15652), (3913, 13060), (4571, 11180), (5590, 9142), (6020, 8489), (6530, 7826)]