2563917985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1103}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 3605575680

約数和(自身を除く): 1041657695

約数列:

[1, 5, 17, 23, 29, 41, 85, 115, 145, 205, 391, 493, 667, 697, 943, 1103, 1189, 1955, 2465, 3335, 3485, 4715, 5515, 5945, 11339, 16031, 18751, 20213, 25369, 27347, 31987, 45223, 56695, 80155, 93755, 101065, 126845, 136735, 159935, 226115, 431273, 464899, 543779, 735701, 768791, 1040129, 1311467, 2156365, 2324495, 2718895, 3678505, 3843955, 5200645, 6557335, 12506917, 17682193, 22294939, 30163741, 62534585, 88410965, 111474695, 150818705, 512783597, 2563917985]

約数ペア:

[(1, 2563917985), (5, 512783597), (17, 150818705), (23, 111474695), (29, 88410965), (41, 62534585), (85, 30163741), (115, 22294939), (145, 17682193), (205, 12506917), (391, 6557335), (493, 5200645), (667, 3843955), (697, 3678505), (943, 2718895), (1103, 2324495), (1189, 2156365), (1955, 1311467), (2465, 1040129), (3335, 768791), (3485, 735701), (4715, 543779), (5515, 464899), (5945, 431273), (11339, 226115), (16031, 159935), (18751, 136735), (20213, 126845), (25369, 101065), (27347, 93755), (31987, 80155), (45223, 56695)]