200722401988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{389}}^1\times {\mathrm{2539}}^1$

素因数の和:3049

約数の個数: 72

約数和(自身を含む): 375611745600

約数和(自身を除く): 174889343612

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 389, 778, 1081, 1556, 2162, 2209, 2539, 4324, 4418, 5078, 8836, 8947, 10156, 17894, 18283, 35788, 36566, 50807, 58397, 73132, 101614, 116794, 119333, 203228, 233588, 238666, 420509, 477332, 841018, 859301, 987671, 1682036, 1718602, 1975342, 2744659, 3437204, 3950684, 5489318, 5608651, 10978636, 11217302, 19763923, 22434604, 22716433, 39527846, 45432866, 46420537, 79055692, 90865732, 92841074, 128998973, 185682148, 257997946, 515995892, 1067672351, 2135344702, 2181765239, 4270689404, 4363530478, 8727060956, 50180600497, 100361200994, 200722401988]

約数ペア:

[(1, 200722401988), (2, 100361200994), (4, 50180600497), (23, 8727060956), (46, 4363530478), (47, 4270689404), (92, 2181765239), (94, 2135344702), (188, 1067672351), (389, 515995892), (778, 257997946), (1081, 185682148), (1556, 128998973), (2162, 92841074), (2209, 90865732), (2539, 79055692), (4324, 46420537), (4418, 45432866), (5078, 39527846), (8836, 22716433), (8947, 22434604), (10156, 19763923), (17894, 11217302), (18283, 10978636), (35788, 5608651), (36566, 5489318), (50807, 3950684), (58397, 3437204), (73132, 2744659), (101614, 1975342), (116794, 1718602), (119333, 1682036), (203228, 987671), (233588, 859301), (238666, 841018), (420509, 477332)]