25335489140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{510179}}^1$

素因数の和:510392

約数の個数: 48

約数和(自身を含む): 57597281280

約数和(自身を除く): 32261792140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 260, 382, 764, 955, 1910, 2483, 3820, 4966, 9932, 12415, 24830, 49660, 510179, 1020358, 2040716, 2550895, 5101790, 6632327, 10203580, 13264654, 26529308, 33161635, 66323270, 97444189, 132646540, 194888378, 389776756, 487220945, 974441890, 1266774457, 1948883780, 2533548914, 5067097828, 6333872285, 12667744570, 25335489140]

約数ペア:

[(1, 25335489140), (2, 12667744570), (4, 6333872285), (5, 5067097828), (10, 2533548914), (13, 1948883780), (20, 1266774457), (26, 974441890), (52, 487220945), (65, 389776756), (130, 194888378), (191, 132646540), (260, 97444189), (382, 66323270), (764, 33161635), (955, 26529308), (1910, 13264654), (2483, 10203580), (3820, 6632327), (4966, 5101790), (9932, 2550895), (12415, 2040716), (24830, 1020358), (49660, 510179)]