77945140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 203777280

約数和(自身を除く): 125832140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 113, 130, 140, 182, 226, 260, 364, 379, 452, 455, 565, 758, 791, 910, 1130, 1469, 1516, 1582, 1820, 1895, 2260, 2653, 2938, 3164, 3790, 3955, 4927, 5306, 5876, 7345, 7580, 7910, 9854, 10283, 10612, 13265, 14690, 15820, 19708, 20566, 24635, 26530, 29380, 34489, 41132, 42827, 49270, 51415, 53060, 68978, 85654, 98540, 102830, 137956, 171308, 172445, 205660, 214135, 299789, 344890, 428270, 556751, 599578, 689780, 856540, 1113502, 1199156, 1498945, 2227004, 2783755, 2997890, 3897257, 5567510, 5995780, 7794514, 11135020, 15589028, 19486285, 38972570, 77945140]

約数ペア:

[(1, 77945140), (2, 38972570), (4, 19486285), (5, 15589028), (7, 11135020), (10, 7794514), (13, 5995780), (14, 5567510), (20, 3897257), (26, 2997890), (28, 2783755), (35, 2227004), (52, 1498945), (65, 1199156), (70, 1113502), (91, 856540), (113, 689780), (130, 599578), (140, 556751), (182, 428270), (226, 344890), (260, 299789), (364, 214135), (379, 205660), (452, 172445), (455, 171308), (565, 137956), (758, 102830), (791, 98540), (910, 85654), (1130, 68978), (1469, 53060), (1516, 51415), (1582, 49270), (1820, 42827), (1895, 41132), (2260, 34489), (2653, 29380), (2938, 26530), (3164, 24635), (3790, 20566), (3955, 19708), (4927, 15820), (5306, 14690), (5876, 13265), (7345, 10612), (7580, 10283), (7910, 9854)]