53338460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1471}}^1$

素因数の和:1531

約数の個数: 72

約数和(自身を含む): 133910784

約数和(自身を除く): 80572324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1471, 1813, 2590, 2942, 3626, 5180, 5884, 7252, 7355, 9065, 10297, 14710, 18130, 20594, 29420, 36260, 41188, 51485, 54427, 72079, 102970, 108854, 144158, 205940, 217708, 272135, 288316, 360395, 380989, 544270, 720790, 761978, 1088540, 1441580, 1523956, 1904945, 2666923, 3809890, 5333846, 7619780, 10667692, 13334615, 26669230, 53338460]

約数ペア:

[(1, 53338460), (2, 26669230), (4, 13334615), (5, 10667692), (7, 7619780), (10, 5333846), (14, 3809890), (20, 2666923), (28, 1904945), (35, 1523956), (37, 1441580), (49, 1088540), (70, 761978), (74, 720790), (98, 544270), (140, 380989), (148, 360395), (185, 288316), (196, 272135), (245, 217708), (259, 205940), (370, 144158), (490, 108854), (518, 102970), (740, 72079), (980, 54427), (1036, 51485), (1295, 41188), (1471, 36260), (1813, 29420), (2590, 20594), (2942, 18130), (3626, 14710), (5180, 10297), (5884, 9065), (7252, 7355)]