725016320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{80917}}^1$

素因数の和:80945

約数の個数: 72

約数和(自身を含む): 1984756704

約数和(自身を除く): 1259740384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 80917, 161834, 323668, 404585, 566419, 647336, 809170, 1132838, 1294672, 1618340, 2265676, 2589344, 2832095, 3236680, 4531352, 5178688, 5664190, 6473360, 9062704, 10357376, 11328380, 12946720, 18125408, 20714752, 22656760, 25893440, 36250816, 45313520, 51786880, 72501632, 90627040, 103573760, 145003264, 181254080, 362508160, 725016320]

約数ペア:

[(1, 725016320), (2, 362508160), (4, 181254080), (5, 145003264), (7, 103573760), (8, 90627040), (10, 72501632), (14, 51786880), (16, 45313520), (20, 36250816), (28, 25893440), (32, 22656760), (35, 20714752), (40, 18125408), (56, 12946720), (64, 11328380), (70, 10357376), (80, 9062704), (112, 6473360), (128, 5664190), (140, 5178688), (160, 4531352), (224, 3236680), (256, 2832095), (280, 2589344), (320, 2265676), (448, 1618340), (560, 1294672), (640, 1132838), (896, 809170), (1120, 647336), (1280, 566419), (1792, 404585), (2240, 323668), (4480, 161834), (8960, 80917)]