26480480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 69854400

約数和(自身を除く): 43373920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 145, 160, 208, 232, 260, 290, 377, 416, 439, 464, 520, 580, 754, 878, 928, 1040, 1160, 1508, 1756, 1885, 2080, 2195, 2320, 3016, 3512, 3770, 4390, 4640, 5707, 6032, 7024, 7540, 8780, 11414, 12064, 12731, 14048, 15080, 17560, 22828, 25462, 28535, 30160, 35120, 45656, 50924, 57070, 60320, 63655, 70240, 91312, 101848, 114140, 127310, 165503, 182624, 203696, 228280, 254620, 331006, 407392, 456560, 509240, 662012, 827515, 913120, 1018480, 1324024, 1655030, 2036960, 2648048, 3310060, 5296096, 6620120, 13240240, 26480480]

約数ペア:

[(1, 26480480), (2, 13240240), (4, 6620120), (5, 5296096), (8, 3310060), (10, 2648048), (13, 2036960), (16, 1655030), (20, 1324024), (26, 1018480), (29, 913120), (32, 827515), (40, 662012), (52, 509240), (58, 456560), (65, 407392), (80, 331006), (104, 254620), (116, 228280), (130, 203696), (145, 182624), (160, 165503), (208, 127310), (232, 114140), (260, 101848), (290, 91312), (377, 70240), (416, 63655), (439, 60320), (464, 57070), (520, 50924), (580, 45656), (754, 35120), (878, 30160), (928, 28535), (1040, 25462), (1160, 22828), (1508, 17560), (1756, 15080), (1885, 14048), (2080, 12731), (2195, 12064), (2320, 11414), (3016, 8780), (3512, 7540), (3770, 7024), (4390, 6032), (4640, 5707)]