51617860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{733}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 124298496

約数和(自身を除く): 72680636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 503, 733, 1006, 1466, 2012, 2515, 2932, 3521, 3665, 5030, 5131, 7042, 7330, 10060, 10262, 14084, 14660, 17605, 20524, 25655, 35210, 51310, 70420, 102620, 368699, 737398, 1474796, 1843495, 2580893, 3686990, 5161786, 7373980, 10323572, 12904465, 25808930, 51617860]

約数ペア:

[(1, 51617860), (2, 25808930), (4, 12904465), (5, 10323572), (7, 7373980), (10, 5161786), (14, 3686990), (20, 2580893), (28, 1843495), (35, 1474796), (70, 737398), (140, 368699), (503, 102620), (733, 70420), (1006, 51310), (1466, 35210), (2012, 25655), (2515, 20524), (2932, 17605), (3521, 14660), (3665, 14084), (5030, 10262), (5131, 10060), (7042, 7330)]