61431712

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{191}}^1$

素因数の和:266

約数の個数: 72

約数和(自身を含む): 133781760

約数和(自身を除く): 72350048

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 191, 304, 368, 382, 437, 529, 608, 736, 764, 874, 1058, 1528, 1748, 2116, 3056, 3496, 3629, 4232, 4393, 6112, 6992, 7258, 8464, 8786, 10051, 13984, 14516, 16928, 17572, 20102, 29032, 35144, 40204, 58064, 70288, 80408, 83467, 101039, 116128, 140576, 160816, 166934, 202078, 321632, 333868, 404156, 667736, 808312, 1335472, 1616624, 1919741, 2670944, 3233248, 3839482, 7678964, 15357928, 30715856, 61431712]

約数ペア:

[(1, 61431712), (2, 30715856), (4, 15357928), (8, 7678964), (16, 3839482), (19, 3233248), (23, 2670944), (32, 1919741), (38, 1616624), (46, 1335472), (76, 808312), (92, 667736), (152, 404156), (184, 333868), (191, 321632), (304, 202078), (368, 166934), (382, 160816), (437, 140576), (529, 116128), (608, 101039), (736, 83467), (764, 80408), (874, 70288), (1058, 58064), (1528, 40204), (1748, 35144), (2116, 29032), (3056, 20102), (3496, 17572), (3629, 16928), (4232, 14516), (4393, 13984), (6112, 10051), (6992, 8786), (7258, 8464)]