261580456516

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{146323}}^1$

素因数の和:146668

約数の個数: 48

約数和(自身を含む): 482012326656

約数和(自身を除く): 220431870140

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 188, 257, 514, 1028, 1739, 3478, 6956, 9509, 12079, 19018, 24158, 38036, 48316, 146323, 292646, 446923, 585292, 893846, 1787692, 5413951, 6877181, 10827902, 13754362, 21655804, 27508724, 37605011, 75210022, 150420044, 254455697, 508911394, 1017822788, 1391385407, 1767435517, 2782770814, 3534871034, 5565541628, 7069742068, 65395114129, 130790228258, 261580456516]

約数ペア:

[(1, 261580456516), (2, 130790228258), (4, 65395114129), (37, 7069742068), (47, 5565541628), (74, 3534871034), (94, 2782770814), (148, 1767435517), (188, 1391385407), (257, 1017822788), (514, 508911394), (1028, 254455697), (1739, 150420044), (3478, 75210022), (6956, 37605011), (9509, 27508724), (12079, 21655804), (19018, 13754362), (24158, 10827902), (38036, 6877181), (48316, 5413951), (146323, 1787692), (292646, 893846), (446923, 585292)]