71429540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3019}}^1$

素因数の和:3061

約数の個数: 72

約数和(自身を含む): 185693760

約数和(自身を除く): 114264220

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3019, 3380, 4732, 5915, 6038, 11830, 12076, 15095, 21133, 23660, 30190, 39247, 42266, 60380, 78494, 84532, 105665, 156988, 196235, 211330, 274729, 392470, 422660, 510211, 549458, 784940, 1020422, 1098916, 1373645, 2040844, 2551055, 2747290, 3571477, 5102110, 5494580, 7142954, 10204220, 14285908, 17857385, 35714770, 71429540]

約数ペア:

[(1, 71429540), (2, 35714770), (4, 17857385), (5, 14285908), (7, 10204220), (10, 7142954), (13, 5494580), (14, 5102110), (20, 3571477), (26, 2747290), (28, 2551055), (35, 2040844), (52, 1373645), (65, 1098916), (70, 1020422), (91, 784940), (130, 549458), (140, 510211), (169, 422660), (182, 392470), (260, 274729), (338, 211330), (364, 196235), (455, 156988), (676, 105665), (845, 84532), (910, 78494), (1183, 60380), (1690, 42266), (1820, 39247), (2366, 30190), (3019, 23660), (3380, 21133), (4732, 15095), (5915, 12076), (6038, 11830)]