71644288

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 152388000

約数和(自身を除く): 80743712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 89, 128, 152, 178, 304, 331, 356, 608, 662, 712, 1216, 1324, 1424, 1691, 2432, 2648, 2848, 3382, 5296, 5696, 6289, 6764, 10592, 11392, 12578, 13528, 21184, 25156, 27056, 29459, 42368, 50312, 54112, 58918, 100624, 108224, 117836, 201248, 216448, 235672, 402496, 471344, 559721, 804992, 942688, 1119442, 1885376, 2238884, 3770752, 4477768, 8955536, 17911072, 35822144, 71644288]

約数ペア:

[(1, 71644288), (2, 35822144), (4, 17911072), (8, 8955536), (16, 4477768), (19, 3770752), (32, 2238884), (38, 1885376), (64, 1119442), (76, 942688), (89, 804992), (128, 559721), (152, 471344), (178, 402496), (304, 235672), (331, 216448), (356, 201248), (608, 117836), (662, 108224), (712, 100624), (1216, 58918), (1324, 54112), (1424, 50312), (1691, 42368), (2432, 29459), (2648, 27056), (2848, 25156), (3382, 21184), (5296, 13528), (5696, 12578), (6289, 11392), (6764, 10592)]