29127834280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{91127}}^1$

素因数の和:91330

約数の個数: 64

約数和(自身を含む): 67121239680

約数和(自身を除く): 37993405400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 131, 244, 262, 305, 488, 524, 610, 655, 1048, 1220, 1310, 2440, 2620, 5240, 7991, 15982, 31964, 39955, 63928, 79910, 91127, 159820, 182254, 319640, 364508, 455635, 729016, 911270, 1822540, 3645080, 5558747, 11117494, 11937637, 22234988, 23875274, 27793735, 44469976, 47750548, 55587470, 59688185, 95501096, 111174940, 119376370, 222349880, 238752740, 477505480, 728195857, 1456391714, 2912783428, 3640979285, 5825566856, 7281958570, 14563917140, 29127834280]

約数ペア:

[(1, 29127834280), (2, 14563917140), (4, 7281958570), (5, 5825566856), (8, 3640979285), (10, 2912783428), (20, 1456391714), (40, 728195857), (61, 477505480), (122, 238752740), (131, 222349880), (244, 119376370), (262, 111174940), (305, 95501096), (488, 59688185), (524, 55587470), (610, 47750548), (655, 44469976), (1048, 27793735), (1220, 23875274), (1310, 22234988), (2440, 11937637), (2620, 11117494), (5240, 5558747), (7991, 3645080), (15982, 1822540), (31964, 911270), (39955, 729016), (63928, 455635), (79910, 364508), (91127, 319640), (159820, 182254)]