91484720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1078

約数の個数: 80

約数和(自身を含む): 225723648

約数和(自身を除く): 134238928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 997, 1147, 1240, 1480, 1994, 2294, 2480, 2960, 3988, 4588, 4985, 5735, 7976, 9176, 9970, 11470, 15952, 18352, 19940, 22940, 30907, 36889, 39880, 45880, 61814, 73778, 79760, 91760, 123628, 147556, 154535, 184445, 247256, 295112, 309070, 368890, 494512, 590224, 618140, 737780, 1143559, 1236280, 1475560, 2287118, 2472560, 2951120, 4574236, 5717795, 9148472, 11435590, 18296944, 22871180, 45742360, 91484720]

約数ペア:

[(1, 91484720), (2, 45742360), (4, 22871180), (5, 18296944), (8, 11435590), (10, 9148472), (16, 5717795), (20, 4574236), (31, 2951120), (37, 2472560), (40, 2287118), (62, 1475560), (74, 1236280), (80, 1143559), (124, 737780), (148, 618140), (155, 590224), (185, 494512), (248, 368890), (296, 309070), (310, 295112), (370, 247256), (496, 184445), (592, 154535), (620, 147556), (740, 123628), (997, 91760), (1147, 79760), (1240, 73778), (1480, 61814), (1994, 45880), (2294, 39880), (2480, 36889), (2960, 30907), (3988, 22940), (4588, 19940), (4985, 18352), (5735, 15952), (7976, 11470), (9176, 9970)]