31729150

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 61165728

約数和(自身を除く): 29436578

約数列:

[1, 2, 5, 10, 25, 50, 61, 101, 103, 122, 202, 206, 305, 505, 515, 610, 1010, 1030, 1525, 2525, 2575, 3050, 5050, 5150, 6161, 6283, 10403, 12322, 12566, 20806, 30805, 31415, 52015, 61610, 62830, 104030, 154025, 157075, 260075, 308050, 314150, 520150, 634583, 1269166, 3172915, 6345830, 15864575, 31729150]

約数ペア:

[(1, 31729150), (2, 15864575), (5, 6345830), (10, 3172915), (25, 1269166), (50, 634583), (61, 520150), (101, 314150), (103, 308050), (122, 260075), (202, 157075), (206, 154025), (305, 104030), (505, 62830), (515, 61610), (610, 52015), (1010, 31415), (1030, 30805), (1525, 20806), (2525, 12566), (2575, 12322), (3050, 10403), (5050, 6283), (5150, 6161)]