181937128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 377213760

約数和(自身を除く): 195276632

約数列:

[1, 2, 4, 8, 17, 34, 43, 53, 68, 86, 106, 136, 172, 212, 344, 424, 587, 731, 901, 1174, 1462, 1802, 2279, 2348, 2924, 3604, 4558, 4696, 5848, 7208, 9116, 9979, 18232, 19958, 25241, 31111, 38743, 39916, 50482, 62222, 77486, 79832, 100964, 124444, 154972, 201928, 248888, 309944, 429097, 528887, 858194, 1057774, 1337773, 1716388, 2115548, 2675546, 3432776, 4231096, 5351092, 10702184, 22742141, 45484282, 90968564, 181937128]

約数ペア:

[(1, 181937128), (2, 90968564), (4, 45484282), (8, 22742141), (17, 10702184), (34, 5351092), (43, 4231096), (53, 3432776), (68, 2675546), (86, 2115548), (106, 1716388), (136, 1337773), (172, 1057774), (212, 858194), (344, 528887), (424, 429097), (587, 309944), (731, 248888), (901, 201928), (1174, 154972), (1462, 124444), (1802, 100964), (2279, 79832), (2348, 77486), (2924, 62222), (3604, 50482), (4558, 39916), (4696, 38743), (5848, 31111), (7208, 25241), (9116, 19958), (9979, 18232)]