25855164

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 70171920

約数和(自身を除く): 44316756

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 83, 102, 153, 166, 204, 249, 306, 332, 498, 509, 612, 747, 996, 1018, 1411, 1494, 1527, 2036, 2822, 2988, 3054, 4233, 4581, 5644, 6108, 8466, 8653, 9162, 12699, 16932, 17306, 18324, 25398, 25959, 34612, 42247, 50796, 51918, 77877, 84494, 103836, 126741, 155754, 168988, 253482, 311508, 380223, 506964, 718199, 760446, 1436398, 1520892, 2154597, 2872796, 4309194, 6463791, 8618388, 12927582, 25855164]

約数ペア:

[(1, 25855164), (2, 12927582), (3, 8618388), (4, 6463791), (6, 4309194), (9, 2872796), (12, 2154597), (17, 1520892), (18, 1436398), (34, 760446), (36, 718199), (51, 506964), (68, 380223), (83, 311508), (102, 253482), (153, 168988), (166, 155754), (204, 126741), (249, 103836), (306, 84494), (332, 77877), (498, 51918), (509, 50796), (612, 42247), (747, 34612), (996, 25959), (1018, 25398), (1411, 18324), (1494, 17306), (1527, 16932), (2036, 12699), (2822, 9162), (2988, 8653), (3054, 8466), (4233, 6108), (4581, 5644)]