31438650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6761}}^1$

素因数の和:6807

約数の個数: 48

約数和(自身を含む): 80494848

約数和(自身を除く): 49056198

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4650, 6761, 13522, 20283, 33805, 40566, 67610, 101415, 169025, 202830, 209591, 338050, 419182, 507075, 628773, 1014150, 1047955, 1257546, 2095910, 3143865, 5239775, 6287730, 10479550, 15719325, 31438650]

約数ペア:

[(1, 31438650), (2, 15719325), (3, 10479550), (5, 6287730), (6, 5239775), (10, 3143865), (15, 2095910), (25, 1257546), (30, 1047955), (31, 1014150), (50, 628773), (62, 507075), (75, 419182), (93, 338050), (150, 209591), (155, 202830), (186, 169025), (310, 101415), (465, 67610), (775, 40566), (930, 33805), (1550, 20283), (2325, 13522), (4650, 6761)]