28254522010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{1409}}^1$

素因数の和:1856

約数の個数: 128

約数和(自身を含む): 61569849600

約数和(自身を除く): 33315327590

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 185, 286, 370, 379, 407, 481, 715, 758, 814, 962, 1409, 1430, 1895, 2035, 2405, 2818, 3790, 4070, 4169, 4810, 4927, 5291, 7045, 8338, 9854, 10582, 14023, 14090, 15499, 18317, 20845, 24635, 26455, 28046, 30998, 36634, 41690, 49270, 52133, 52910, 54197, 70115, 77495, 91585, 104266, 108394, 140230, 154253, 154990, 182299, 183170, 201487, 260665, 270985, 308506, 364598, 402974, 521330, 534011, 541970, 573463, 677729, 771265, 911495, 1007435, 1068022, 1146926, 1355458, 1542530, 1822990, 2005289, 2014870, 2670055, 2867315, 3388645, 4010578, 5340110, 5734630, 5874121, 6777290, 6942143, 7455019, 10026445, 11748242, 13884286, 14910038, 19758407, 20052890, 29370605, 34710715, 37275095, 39516814, 58741210, 69421430, 74550190, 76363573, 98792035, 152727146, 197584070, 217342477, 256859291, 381817865, 434684954, 513718582, 763635730, 1086712385, 1284296455, 2173424770, 2568592910, 2825452201, 5650904402, 14127261005, 28254522010]

約数ペア:

[(1, 28254522010), (2, 14127261005), (5, 5650904402), (10, 2825452201), (11, 2568592910), (13, 2173424770), (22, 1284296455), (26, 1086712385), (37, 763635730), (55, 513718582), (65, 434684954), (74, 381817865), (110, 256859291), (130, 217342477), (143, 197584070), (185, 152727146), (286, 98792035), (370, 76363573), (379, 74550190), (407, 69421430), (481, 58741210), (715, 39516814), (758, 37275095), (814, 34710715), (962, 29370605), (1409, 20052890), (1430, 19758407), (1895, 14910038), (2035, 13884286), (2405, 11748242), (2818, 10026445), (3790, 7455019), (4070, 6942143), (4169, 6777290), (4810, 5874121), (4927, 5734630), (5291, 5340110), (7045, 4010578), (8338, 3388645), (9854, 2867315), (10582, 2670055), (14023, 2014870), (14090, 2005289), (15499, 1822990), (18317, 1542530), (20845, 1355458), (24635, 1146926), (26455, 1068022), (28046, 1007435), (30998, 911495), (36634, 771265), (41690, 677729), (49270, 573463), (52133, 541970), (52910, 534011), (54197, 521330), (70115, 402974), (77495, 364598), (91585, 308506), (104266, 270985), (108394, 260665), (140230, 201487), (154253, 183170), (154990, 182299)]