28327432900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{275827}}^1$

素因数の和:275933

約数の個数: 72

約数和(自身を含む): 67037237120

約数和(自身を除く): 38709804220

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 79, 100, 130, 158, 260, 316, 325, 395, 650, 790, 1027, 1300, 1580, 1975, 2054, 3950, 4108, 5135, 7900, 10270, 20540, 25675, 51350, 102700, 275827, 551654, 1103308, 1379135, 2758270, 3585751, 5516540, 6895675, 7171502, 13791350, 14343004, 17928755, 21790333, 27582700, 35857510, 43580666, 71715020, 87161332, 89643775, 108951665, 179287550, 217903330, 283274329, 358575100, 435806660, 544758325, 566548658, 1089516650, 1133097316, 1416371645, 2179033300, 2832743290, 5665486580, 7081858225, 14163716450, 28327432900]

約数ペア:

[(1, 28327432900), (2, 14163716450), (4, 7081858225), (5, 5665486580), (10, 2832743290), (13, 2179033300), (20, 1416371645), (25, 1133097316), (26, 1089516650), (50, 566548658), (52, 544758325), (65, 435806660), (79, 358575100), (100, 283274329), (130, 217903330), (158, 179287550), (260, 108951665), (316, 89643775), (325, 87161332), (395, 71715020), (650, 43580666), (790, 35857510), (1027, 27582700), (1300, 21790333), (1580, 17928755), (1975, 14343004), (2054, 13791350), (3950, 7171502), (4108, 6895675), (5135, 5516540), (7900, 3585751), (10270, 2758270), (20540, 1379135), (25675, 1103308), (51350, 551654), (102700, 275827)]