103664009720

素因数分解:

$2^3\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{988783}}^1$

素因数の和:991415

約数の個数: 32

約数和(自身を含む): 233333248320

約数和(自身を除く): 129669238600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2621, 5242, 10484, 13105, 20968, 26210, 52420, 104840, 988783, 1977566, 3955132, 4943915, 7910264, 9887830, 19775660, 39551320, 2591600243, 5183200486, 10366400972, 12958001215, 20732801944, 25916002430, 51832004860, 103664009720]

約数ペア:

[(1, 103664009720), (2, 51832004860), (4, 25916002430), (5, 20732801944), (8, 12958001215), (10, 10366400972), (20, 5183200486), (40, 2591600243), (2621, 39551320), (5242, 19775660), (10484, 9887830), (13105, 7910264), (20968, 4943915), (26210, 3955132), (52420, 1977566), (104840, 988783)]