978565570580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{18503}}^1\times {\mathrm{15647}}^1$

素因数の和:34185

約数の個数: 72

約数和(自身を含む): 2225485850112

約数和(自身を除く): 1246920279532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 15647, 18503, 31294, 37006, 62588, 74012, 78235, 92515, 156470, 185030, 203411, 240539, 312940, 370060, 406822, 481078, 813644, 962156, 1017055, 1202695, 2034110, 2405390, 2644343, 3127007, 4068220, 4810780, 5288686, 6254014, 10577372, 12508028, 13221715, 15635035, 26443430, 31270070, 52886860, 62540140, 289516441, 579032882, 1158065764, 1447582205, 2895164410, 3763713733, 5790328820, 7527427466, 15054854932, 18818568665, 37637137330, 48928278529, 75274274660, 97856557058, 195713114116, 244641392645, 489282785290, 978565570580]

約数ペア:

[(1, 978565570580), (2, 489282785290), (4, 244641392645), (5, 195713114116), (10, 97856557058), (13, 75274274660), (20, 48928278529), (26, 37637137330), (52, 18818568665), (65, 15054854932), (130, 7527427466), (169, 5790328820), (260, 3763713733), (338, 2895164410), (676, 1447582205), (845, 1158065764), (1690, 579032882), (3380, 289516441), (15647, 62540140), (18503, 52886860), (31294, 31270070), (37006, 26443430), (62588, 15635035), (74012, 13221715), (78235, 12508028), (92515, 10577372), (156470, 6254014), (185030, 5288686), (203411, 4810780), (240539, 4068220), (312940, 3127007), (370060, 2644343), (406822, 2405390), (481078, 2034110), (813644, 1202695), (962156, 1017055)]