72447676

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{1279}}^1$

素因数の和:1331

約数の個数: 54

約数和(自身を含む): 156791040

約数和(自身を除く): 84343364

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 289, 476, 578, 833, 1156, 1279, 1666, 2023, 2558, 3332, 4046, 5116, 8092, 8953, 14161, 17906, 21743, 28322, 35812, 43486, 56644, 62671, 86972, 125342, 152201, 250684, 304402, 369631, 608804, 739262, 1065407, 1478524, 2130814, 2587417, 4261628, 5174834, 10349668, 18111919, 36223838, 72447676]

約数ペア:

[(1, 72447676), (2, 36223838), (4, 18111919), (7, 10349668), (14, 5174834), (17, 4261628), (28, 2587417), (34, 2130814), (49, 1478524), (68, 1065407), (98, 739262), (119, 608804), (196, 369631), (238, 304402), (289, 250684), (476, 152201), (578, 125342), (833, 86972), (1156, 62671), (1279, 56644), (1666, 43486), (2023, 35812), (2558, 28322), (3332, 21743), (4046, 17906), (5116, 14161), (8092, 8953)]