8216320

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{131}}^1$

素因数の和:166

約数の個数: 108

約数和(自身を含む): 23068584

約数和(自身を除く): 14852264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 131, 140, 160, 196, 224, 245, 256, 262, 280, 320, 392, 448, 490, 524, 560, 640, 655, 784, 896, 917, 980, 1048, 1120, 1280, 1310, 1568, 1792, 1834, 1960, 2096, 2240, 2620, 3136, 3668, 3920, 4192, 4480, 4585, 5240, 6272, 6419, 7336, 7840, 8384, 8960, 9170, 10480, 12544, 12838, 14672, 15680, 16768, 18340, 20960, 25676, 29344, 31360, 32095, 33536, 36680, 41920, 51352, 58688, 62720, 64190, 73360, 83840, 102704, 117376, 128380, 146720, 167680, 205408, 234752, 256760, 293440, 410816, 513520, 586880, 821632, 1027040, 1173760, 1643264, 2054080, 4108160, 8216320]

約数ペア:

[(1, 8216320), (2, 4108160), (4, 2054080), (5, 1643264), (7, 1173760), (8, 1027040), (10, 821632), (14, 586880), (16, 513520), (20, 410816), (28, 293440), (32, 256760), (35, 234752), (40, 205408), (49, 167680), (56, 146720), (64, 128380), (70, 117376), (80, 102704), (98, 83840), (112, 73360), (128, 64190), (131, 62720), (140, 58688), (160, 51352), (196, 41920), (224, 36680), (245, 33536), (256, 32095), (262, 31360), (280, 29344), (320, 25676), (392, 20960), (448, 18340), (490, 16768), (524, 15680), (560, 14672), (640, 12838), (655, 12544), (784, 10480), (896, 9170), (917, 8960), (980, 8384), (1048, 7840), (1120, 7336), (1280, 6419), (1310, 6272), (1568, 5240), (1792, 4585), (1834, 4480), (1960, 4192), (2096, 3920), (2240, 3668), (2620, 3136)]