77243385

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 134991360

約数和(自身を除く): 57747975

約数列:

[1, 3, 5, 15, 29, 41, 61, 71, 87, 123, 145, 183, 205, 213, 305, 355, 435, 615, 915, 1065, 1189, 1769, 2059, 2501, 2911, 3567, 4331, 5307, 5945, 6177, 7503, 8733, 8845, 10295, 12505, 12993, 14555, 17835, 21655, 26535, 30885, 37515, 43665, 64965, 72529, 84419, 125599, 177571, 217587, 253257, 362645, 376797, 422095, 532713, 627995, 887855, 1087935, 1266285, 1883985, 2663565, 5149559, 15448677, 25747795, 77243385]

約数ペア:

[(1, 77243385), (3, 25747795), (5, 15448677), (15, 5149559), (29, 2663565), (41, 1883985), (61, 1266285), (71, 1087935), (87, 887855), (123, 627995), (145, 532713), (183, 422095), (205, 376797), (213, 362645), (305, 253257), (355, 217587), (435, 177571), (615, 125599), (915, 84419), (1065, 72529), (1189, 64965), (1769, 43665), (2059, 37515), (2501, 30885), (2911, 26535), (3567, 21655), (4331, 17835), (5307, 14555), (5945, 12993), (6177, 12505), (7503, 10295), (8733, 8845)]