71375325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 141532608

約数和(自身を除く): 70157283

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 69, 75, 105, 115, 161, 175, 257, 345, 483, 525, 529, 575, 771, 805, 1285, 1587, 1725, 1799, 2415, 2645, 3703, 3855, 4025, 5397, 5911, 6425, 7935, 8995, 11109, 12075, 13225, 17733, 18515, 19275, 26985, 29555, 39675, 41377, 44975, 55545, 88665, 92575, 124131, 134925, 135953, 147775, 206885, 277725, 407859, 443325, 620655, 679765, 951671, 1034425, 2039295, 2855013, 3103275, 3398825, 4758355, 10196475, 14275065, 23791775, 71375325]

約数ペア:

[(1, 71375325), (3, 23791775), (5, 14275065), (7, 10196475), (15, 4758355), (21, 3398825), (23, 3103275), (25, 2855013), (35, 2039295), (69, 1034425), (75, 951671), (105, 679765), (115, 620655), (161, 443325), (175, 407859), (257, 277725), (345, 206885), (483, 147775), (525, 135953), (529, 134925), (575, 124131), (771, 92575), (805, 88665), (1285, 55545), (1587, 44975), (1725, 41377), (1799, 39675), (2415, 29555), (2645, 26985), (3703, 19275), (3855, 18515), (4025, 17733), (5397, 13225), (5911, 12075), (6425, 11109), (7935, 8995)]