66569984

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 145426512

約数和(自身を除く): 78856528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 128, 166, 208, 241, 256, 332, 416, 482, 664, 832, 964, 1079, 1328, 1664, 1928, 2158, 2656, 3133, 3328, 3856, 4316, 5312, 6266, 7712, 8632, 10624, 12532, 15424, 17264, 20003, 21248, 25064, 30848, 34528, 40006, 50128, 61696, 69056, 80012, 100256, 138112, 160024, 200512, 260039, 276224, 320048, 401024, 520078, 640096, 802048, 1040156, 1280192, 2080312, 2560384, 4160624, 5120768, 8321248, 16642496, 33284992, 66569984]

約数ペア:

[(1, 66569984), (2, 33284992), (4, 16642496), (8, 8321248), (13, 5120768), (16, 4160624), (26, 2560384), (32, 2080312), (52, 1280192), (64, 1040156), (83, 802048), (104, 640096), (128, 520078), (166, 401024), (208, 320048), (241, 276224), (256, 260039), (332, 200512), (416, 160024), (482, 138112), (664, 100256), (832, 80012), (964, 69056), (1079, 61696), (1328, 50128), (1664, 40006), (1928, 34528), (2158, 30848), (2656, 25064), (3133, 21248), (3328, 20003), (3856, 17264), (4316, 15424), (5312, 12532), (6266, 10624), (7712, 8632)]