166887680

素因数分解:

$2^8\times 5^1\times {\mathrm{241}}^1\times {\mathrm{541}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 402148824

約数和(自身を除く): 235261144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 256, 320, 482, 541, 640, 964, 1082, 1205, 1280, 1928, 2164, 2410, 2705, 3856, 4328, 4820, 5410, 7712, 8656, 9640, 10820, 15424, 17312, 19280, 21640, 30848, 34624, 38560, 43280, 61696, 69248, 77120, 86560, 130381, 138496, 154240, 173120, 260762, 308480, 346240, 521524, 651905, 692480, 1043048, 1303810, 2086096, 2607620, 4172192, 5215240, 8344384, 10430480, 16688768, 20860960, 33377536, 41721920, 83443840, 166887680]

約数ペア:

[(1, 166887680), (2, 83443840), (4, 41721920), (5, 33377536), (8, 20860960), (10, 16688768), (16, 10430480), (20, 8344384), (32, 5215240), (40, 4172192), (64, 2607620), (80, 2086096), (128, 1303810), (160, 1043048), (241, 692480), (256, 651905), (320, 521524), (482, 346240), (541, 308480), (640, 260762), (964, 173120), (1082, 154240), (1205, 138496), (1280, 130381), (1928, 86560), (2164, 77120), (2410, 69248), (2705, 61696), (3856, 43280), (4328, 38560), (4820, 34624), (5410, 30848), (7712, 21640), (8656, 19280), (9640, 17312), (10820, 15424)]