210657616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 454752144

約数和(自身を除く): 244094528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 97, 104, 106, 194, 197, 208, 212, 388, 394, 424, 689, 776, 788, 848, 1261, 1378, 1552, 1576, 2522, 2561, 2756, 3152, 5044, 5122, 5141, 5512, 10088, 10244, 10282, 10441, 11024, 19109, 20176, 20488, 20564, 20882, 38218, 40976, 41128, 41764, 66833, 76436, 82256, 83528, 133666, 135733, 152872, 167056, 248417, 267332, 271466, 305744, 496834, 534664, 542932, 993668, 1012777, 1069328, 1085864, 1987336, 2025554, 2171728, 3974672, 4051108, 8102216, 13166101, 16204432, 26332202, 52664404, 105328808, 210657616]

約数ペア:

[(1, 210657616), (2, 105328808), (4, 52664404), (8, 26332202), (13, 16204432), (16, 13166101), (26, 8102216), (52, 4051108), (53, 3974672), (97, 2171728), (104, 2025554), (106, 1987336), (194, 1085864), (197, 1069328), (208, 1012777), (212, 993668), (388, 542932), (394, 534664), (424, 496834), (689, 305744), (776, 271466), (788, 267332), (848, 248417), (1261, 167056), (1378, 152872), (1552, 135733), (1576, 133666), (2522, 83528), (2561, 82256), (2756, 76436), (3152, 66833), (5044, 41764), (5122, 41128), (5141, 40976), (5512, 38218), (10088, 20882), (10244, 20564), (10282, 20488), (10441, 20176), (11024, 19109)]