49867720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{739}}^1$

素因数の和:998

約数の個数: 64

約数和(自身を含む): 128937600

約数和(自身を除く): 79069880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 280, 482, 739, 964, 1205, 1478, 1687, 1928, 2410, 2956, 3374, 3695, 4820, 5173, 5912, 6748, 7390, 8435, 9640, 10346, 13496, 14780, 16870, 20692, 25865, 29560, 33740, 41384, 51730, 67480, 103460, 178099, 206920, 356198, 712396, 890495, 1246693, 1424792, 1780990, 2493386, 3561980, 4986772, 6233465, 7123960, 9973544, 12466930, 24933860, 49867720]

約数ペア:

[(1, 49867720), (2, 24933860), (4, 12466930), (5, 9973544), (7, 7123960), (8, 6233465), (10, 4986772), (14, 3561980), (20, 2493386), (28, 1780990), (35, 1424792), (40, 1246693), (56, 890495), (70, 712396), (140, 356198), (241, 206920), (280, 178099), (482, 103460), (739, 67480), (964, 51730), (1205, 41384), (1478, 33740), (1687, 29560), (1928, 25865), (2410, 20692), (2956, 16870), (3374, 14780), (3695, 13496), (4820, 10346), (5173, 9640), (5912, 8435), (6748, 7390)]