73418260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 157852800

約数和(自身を除く): 84434540

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 149, 284, 298, 347, 355, 596, 694, 710, 745, 1388, 1420, 1490, 1735, 2980, 3470, 6940, 10579, 21158, 24637, 42316, 49274, 51703, 52895, 98548, 103406, 105790, 123185, 206812, 211580, 246370, 258515, 492740, 517030, 1034060, 3670913, 7341826, 14683652, 18354565, 36709130, 73418260]

約数ペア:

[(1, 73418260), (2, 36709130), (4, 18354565), (5, 14683652), (10, 7341826), (20, 3670913), (71, 1034060), (142, 517030), (149, 492740), (284, 258515), (298, 246370), (347, 211580), (355, 206812), (596, 123185), (694, 105790), (710, 103406), (745, 98548), (1388, 52895), (1420, 51703), (1490, 49274), (1735, 42316), (2980, 24637), (3470, 21158), (6940, 10579)]