90984550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1393

約数の個数: 48

約数和(自身を含む): 179622432

約数和(自身を除く): 88637882

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 61, 115, 122, 230, 305, 575, 610, 1150, 1297, 1403, 1525, 2594, 2806, 3050, 6485, 7015, 12970, 14030, 29831, 32425, 35075, 59662, 64850, 70150, 79117, 149155, 158234, 298310, 395585, 745775, 791170, 1491550, 1819691, 1977925, 3639382, 3955850, 9098455, 18196910, 45492275, 90984550]

約数ペア:

[(1, 90984550), (2, 45492275), (5, 18196910), (10, 9098455), (23, 3955850), (25, 3639382), (46, 1977925), (50, 1819691), (61, 1491550), (115, 791170), (122, 745775), (230, 395585), (305, 298310), (575, 158234), (610, 149155), (1150, 79117), (1297, 70150), (1403, 64850), (1525, 59662), (2594, 35075), (2806, 32425), (3050, 29831), (6485, 14030), (7015, 12970)]