163531580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 372556800

約数和(自身を除く): 209025220

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 79, 83, 86, 116, 145, 158, 166, 172, 215, 290, 316, 332, 395, 415, 430, 580, 790, 830, 860, 1247, 1580, 1660, 2291, 2407, 2494, 3397, 3569, 4582, 4814, 4988, 6235, 6557, 6794, 7138, 9164, 9628, 11455, 12035, 12470, 13114, 13588, 14276, 16985, 17845, 22910, 24070, 24940, 26228, 32785, 33970, 35690, 45820, 48140, 65570, 67940, 71380, 98513, 103501, 131140, 190153, 197026, 207002, 281951, 380306, 394052, 414004, 492565, 517505, 563902, 760612, 950765, 985130, 1035010, 1127804, 1409755, 1901530, 1970260, 2070020, 2819510, 3803060, 5639020, 8176579, 16353158, 32706316, 40882895, 81765790, 163531580]

約数ペア:

[(1, 163531580), (2, 81765790), (4, 40882895), (5, 32706316), (10, 16353158), (20, 8176579), (29, 5639020), (43, 3803060), (58, 2819510), (79, 2070020), (83, 1970260), (86, 1901530), (116, 1409755), (145, 1127804), (158, 1035010), (166, 985130), (172, 950765), (215, 760612), (290, 563902), (316, 517505), (332, 492565), (395, 414004), (415, 394052), (430, 380306), (580, 281951), (790, 207002), (830, 197026), (860, 190153), (1247, 131140), (1580, 103501), (1660, 98513), (2291, 71380), (2407, 67940), (2494, 65570), (3397, 48140), (3569, 45820), (4582, 35690), (4814, 33970), (4988, 32785), (6235, 26228), (6557, 24940), (6794, 24070), (7138, 22910), (9164, 17845), (9628, 16985), (11455, 14276), (12035, 13588), (12470, 13114)]