542482640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31249}}^1$

素因数の和:31300

約数の個数: 80

約数和(自身を含む): 1488000000

約数和(自身を除く): 945517360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 31249, 62498, 124996, 156245, 218743, 249992, 312490, 437486, 499984, 624980, 874972, 968719, 1093715, 1249960, 1749944, 1937438, 2187430, 2499920, 3499888, 3874876, 4374860, 4843595, 6781033, 7749752, 8749720, 9687190, 13562066, 15499504, 17499440, 19374380, 27124132, 33905165, 38748760, 54248264, 67810330, 77497520, 108496528, 135620660, 271241320, 542482640]

約数ペア:

[(1, 542482640), (2, 271241320), (4, 135620660), (5, 108496528), (7, 77497520), (8, 67810330), (10, 54248264), (14, 38748760), (16, 33905165), (20, 27124132), (28, 19374380), (31, 17499440), (35, 15499504), (40, 13562066), (56, 9687190), (62, 8749720), (70, 7749752), (80, 6781033), (112, 4843595), (124, 4374860), (140, 3874876), (155, 3499888), (217, 2499920), (248, 2187430), (280, 1937438), (310, 1749944), (434, 1249960), (496, 1093715), (560, 968719), (620, 874972), (868, 624980), (1085, 499984), (1240, 437486), (1736, 312490), (2170, 249992), (2480, 218743), (3472, 156245), (4340, 124996), (8680, 62498), (17360, 31249)]