66427520

素因数分解:

$2^7\times 5^1\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 159805440

約数和(自身を除く): 93377920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 271, 320, 383, 542, 640, 766, 1084, 1355, 1532, 1915, 2168, 2710, 3064, 3830, 4336, 5420, 6128, 7660, 8672, 10840, 12256, 15320, 17344, 21680, 24512, 30640, 34688, 43360, 49024, 61280, 86720, 103793, 122560, 173440, 207586, 245120, 415172, 518965, 830344, 1037930, 1660688, 2075860, 3321376, 4151720, 6642752, 8303440, 13285504, 16606880, 33213760, 66427520]

約数ペア:

[(1, 66427520), (2, 33213760), (4, 16606880), (5, 13285504), (8, 8303440), (10, 6642752), (16, 4151720), (20, 3321376), (32, 2075860), (40, 1660688), (64, 1037930), (80, 830344), (128, 518965), (160, 415172), (271, 245120), (320, 207586), (383, 173440), (542, 122560), (640, 103793), (766, 86720), (1084, 61280), (1355, 49024), (1532, 43360), (1915, 34688), (2168, 30640), (2710, 24512), (3064, 21680), (3830, 17344), (4336, 15320), (5420, 12256), (6128, 10840), (7660, 8672)]