72077170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:991

約数の個数: 64

約数和(自身を含む): 152616960

約数和(自身を除く): 80539790

約数列:

[1, 2, 5, 10, 11, 22, 23, 31, 46, 55, 62, 110, 115, 155, 230, 253, 310, 341, 506, 682, 713, 919, 1265, 1426, 1705, 1838, 2530, 3410, 3565, 4595, 7130, 7843, 9190, 10109, 15686, 20218, 21137, 28489, 39215, 42274, 50545, 56978, 78430, 101090, 105685, 142445, 211370, 232507, 284890, 313379, 465014, 626758, 655247, 1162535, 1310494, 1566895, 2325070, 3133790, 3276235, 6552470, 7207717, 14415434, 36038585, 72077170]

約数ペア:

[(1, 72077170), (2, 36038585), (5, 14415434), (10, 7207717), (11, 6552470), (22, 3276235), (23, 3133790), (31, 2325070), (46, 1566895), (55, 1310494), (62, 1162535), (110, 655247), (115, 626758), (155, 465014), (230, 313379), (253, 284890), (310, 232507), (341, 211370), (506, 142445), (682, 105685), (713, 101090), (919, 78430), (1265, 56978), (1426, 50545), (1705, 42274), (1838, 39215), (2530, 28489), (3410, 21137), (3565, 20218), (4595, 15686), (7130, 10109), (7843, 9190)]