77872960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22123}}^1$

素因数の和:22151

約数の個数: 56

約数和(自身を含む): 202301856

約数和(自身を除く): 124428896

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 22123, 44246, 88492, 110615, 176984, 221230, 243353, 353968, 442460, 486706, 707936, 884920, 973412, 1216765, 1415872, 1769840, 1946824, 2433530, 3539680, 3893648, 4867060, 7079360, 7787296, 9734120, 15574592, 19468240, 38936480, 77872960]

約数ペア:

[(1, 77872960), (2, 38936480), (4, 19468240), (5, 15574592), (8, 9734120), (10, 7787296), (11, 7079360), (16, 4867060), (20, 3893648), (22, 3539680), (32, 2433530), (40, 1946824), (44, 1769840), (55, 1415872), (64, 1216765), (80, 973412), (88, 884920), (110, 707936), (160, 486706), (176, 442460), (220, 353968), (320, 243353), (352, 221230), (440, 176984), (704, 110615), (880, 88492), (1760, 44246), (3520, 22123)]