75427720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1627}}^1$

素因数の和:1718

約数の個数: 64

約数和(自身を含む): 181684800

約数和(自身を除く): 106257080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1220, 1627, 2318, 2440, 3254, 4636, 5795, 6508, 8135, 9272, 11590, 13016, 16270, 23180, 30913, 32540, 46360, 61826, 65080, 99247, 123652, 154565, 198494, 247304, 309130, 396988, 496235, 618260, 793976, 992470, 1236520, 1885693, 1984940, 3771386, 3969880, 7542772, 9428465, 15085544, 18856930, 37713860, 75427720]

約数ペア:

[(1, 75427720), (2, 37713860), (4, 18856930), (5, 15085544), (8, 9428465), (10, 7542772), (19, 3969880), (20, 3771386), (38, 1984940), (40, 1885693), (61, 1236520), (76, 992470), (95, 793976), (122, 618260), (152, 496235), (190, 396988), (244, 309130), (305, 247304), (380, 198494), (488, 154565), (610, 123652), (760, 99247), (1159, 65080), (1220, 61826), (1627, 46360), (2318, 32540), (2440, 30913), (3254, 23180), (4636, 16270), (5795, 13016), (6508, 11590), (8135, 9272)]